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Finding the Fourth Proportional to 92,732.56, 139,098.84 and 43,473.04

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Solution

The fourth proportional to 92,732.56, 139,098.84 and 43,473.04 is: 65,209.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,732.56 : 139,098.84 = 43,473.04 : x
  2. Step 2: Convert to fraction form
    92,732.56/139,098.84 = 43,473.04/x
  3. Step 3: Cross multiply
    92,732.56x = 139,098.84 × 43,473.04
  4. Step 4: Simplify right side
    92,732.56x = 6,047,049,435.27
  5. Step 5: Solve for x
    x = 6,047,049,435.27/92,732.56
  6. Step 6: Final answer
    x = 65,209.56

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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.