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Finding the Fourth Proportional to 117,160.59, 175,697.13 and 38,253.63

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Solution

The fourth proportional to 117,160.59, 175,697.13 and 38,253.63 is: 57,366.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,160.59 : 175,697.13 = 38,253.63 : x
  2. Step 2: Convert to fraction form
    117,160.59/175,697.13 = 38,253.63/x
  3. Step 3: Cross multiply
    117,160.59x = 175,697.13 × 38,253.63
  4. Step 4: Simplify right side
    117,160.59x = 6,721,053,003.08
  5. Step 5: Solve for x
    x = 6,721,053,003.08/117,160.59
  6. Step 6: Final answer
    x = 57,366.16

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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.