Home / 131,937.27-182,082.72-74,577.02

Finding the Fourth Proportional to 131,937.27, 182,082.72 and 74,577.02

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Solution

The fourth proportional to 131,937.27, 182,082.72 and 74,577.02 is: 102,921.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,937.27 : 182,082.72 = 74,577.02 : x
  2. Step 2: Convert to fraction form
    131,937.27/182,082.72 = 74,577.02/x
  3. Step 3: Cross multiply
    131,937.27x = 182,082.72 × 74,577.02
  4. Step 4: Simplify right side
    131,937.27x = 13,579,185,740.68
  5. Step 5: Solve for x
    x = 13,579,185,740.68/131,937.27
  6. Step 6: Final answer
    x = 102,921.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.