Home / 156,109.16-215,372.66-102,424.04

Finding the Fourth Proportional to 156,109.16, 215,372.66 and 102,424.04

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Solution

The fourth proportional to 156,109.16, 215,372.66 and 102,424.04 is: 141,307.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,109.16 : 215,372.66 = 102,424.04 : x
  2. Step 2: Convert to fraction form
    156,109.16/215,372.66 = 102,424.04/x
  3. Step 3: Cross multiply
    156,109.16x = 215,372.66 × 102,424.04
  4. Step 4: Simplify right side
    156,109.16x = 22,059,337,942.75
  5. Step 5: Solve for x
    x = 22,059,337,942.75/156,109.16
  6. Step 6: Final answer
    x = 141,307.13

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