Home / 96,129.59-144,116.32-40,011.70

Finding the Fourth Proportional to 96,129.59, 144,116.32 and 40,011.70

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Solution

The fourth proportional to 96,129.59, 144,116.32 and 40,011.70 is: 59,985.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,129.59 : 144,116.32 = 40,011.70 : x
  2. Step 2: Convert to fraction form
    96,129.59/144,116.32 = 40,011.70/x
  3. Step 3: Cross multiply
    96,129.59x = 144,116.32 × 40,011.70
  4. Step 4: Simplify right side
    96,129.59x = 5,766,339,178.04
  5. Step 5: Solve for x
    x = 5,766,339,178.04/96,129.59
  6. Step 6: Final answer
    x = 59,985.06

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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.