Home / 156,931.90-235,397.85-51,737.20

Finding the Fourth Proportional to 156,931.90, 235,397.85 and 51,737.20

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Solution

The fourth proportional to 156,931.90, 235,397.85 and 51,737.20 is: 77,605.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,931.90 : 235,397.85 = 51,737.20 : x
  2. Step 2: Convert to fraction form
    156,931.90/235,397.85 = 51,737.20/x
  3. Step 3: Cross multiply
    156,931.90x = 235,397.85 × 51,737.20
  4. Step 4: Simplify right side
    156,931.90x = 12,178,825,645.02
  5. Step 5: Solve for x
    x = 12,178,825,645.02/156,931.90
  6. Step 6: Final answer
    x = 77,605.80

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