Home / 159,929.13-239,372.85-117,792.60

Finding the Fourth Proportional to 159,929.13, 239,372.85 and 117,792.60

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Solution

The fourth proportional to 159,929.13, 239,372.85 and 117,792.60 is: 176,305.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,929.13 : 239,372.85 = 117,792.60 : x
  2. Step 2: Convert to fraction form
    159,929.13/239,372.85 = 117,792.60/x
  3. Step 3: Cross multiply
    159,929.13x = 239,372.85 × 117,792.60
  4. Step 4: Simplify right side
    159,929.13x = 28,196,350,370.91
  5. Step 5: Solve for x
    x = 28,196,350,370.91/159,929.13
  6. Step 6: Final answer
    x = 176,305.28

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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.