Home / 131,956.90-182,091.24-74,598.87

Finding the Fourth Proportional to 131,956.90, 182,091.24 and 74,598.87

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Solution

The fourth proportional to 131,956.90, 182,091.24 and 74,598.87 is: 102,941.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,956.90 : 182,091.24 = 74,598.87 : x
  2. Step 2: Convert to fraction form
    131,956.90/182,091.24 = 74,598.87/x
  3. Step 3: Cross multiply
    131,956.90x = 182,091.24 × 74,598.87
  4. Step 4: Simplify right side
    131,956.90x = 13,583,801,423.74
  5. Step 5: Solve for x
    x = 13,583,801,423.74/131,956.90
  6. Step 6: Final answer
    x = 102,941.20

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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.