Home / 145,807-228,430.50

Finding the Third Proportional to 145,807 and 228,430.50

Calculator

Solution

The third proportional to 145,807 and 228,430.50 is: 357,873.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,807 : 228,430.50 = 228,430.50 : x
  2. Step 2: Convert to fraction form
    145,807/228,430.50 = 228,430.50/x
  3. Step 3: Cross multiply
    145,807x = 228,430.50 × 228,430.50
  4. Step 4: Simplify right side
    145,807x = 52,180,493,330.25
  5. Step 5: Solve for x
    x = 52,180,493,330.25/145,807
  6. Step 6: Final answer
    x = 357,873.72

Related Problems

Find third proportional to 72,903.50 and 114,215.25
Half scale
Find third proportional to 291,614 and 456,861
Double scale
Find third proportional to 145,809 and 228,434
Similar ratio
Find third proportional to 218,710.50 and 342,645.75
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.