Home / 127,321.60-191,186.40-101,243.20

Finding the Fourth Proportional to 127,321.60, 191,186.40 and 101,243.20

Calculator

Solution

The fourth proportional to 127,321.60, 191,186.40 and 101,243.20 is: 152,027.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,321.60 : 191,186.40 = 101,243.20 : x
  2. Step 2: Convert to fraction form
    127,321.60/191,186.40 = 101,243.20/x
  3. Step 3: Cross multiply
    127,321.60x = 191,186.40 × 101,243.20
  4. Step 4: Simplify right side
    127,321.60x = 19,356,322,932.48
  5. Step 5: Solve for x
    x = 19,356,322,932.48/127,321.60
  6. Step 6: Final answer
    x = 152,027.02

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.