Home / 153,507-236,823

Finding the Third Proportional to 153,507 and 236,823

Calculator

Solution

The third proportional to 153,507 and 236,823 is: 365,358.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,507 : 236,823 = 236,823 : x
  2. Step 2: Convert to fraction form
    153,507/236,823 = 236,823/x
  3. Step 3: Cross multiply
    153,507x = 236,823 × 236,823
  4. Step 4: Simplify right side
    153,507x = 56,085,133,329
  5. Step 5: Solve for x
    x = 56,085,133,329/153,507
  6. Step 6: Final answer
    x = 365,358.80

Related Problems

Find third proportional to 76,753.50 and 118,411.50
Half scale
Find third proportional to 307,014 and 473,646
Double scale
Find third proportional to 153,509 and 236,826
Similar ratio
Find third proportional to 230,260.50 and 355,234.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.