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Finding the Fourth Proportional to 187,082.59, 280,626.32 and 62,423.59

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Solution

The fourth proportional to 187,082.59, 280,626.32 and 62,423.59 is: 93,636.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,082.59 : 280,626.32 = 62,423.59 : x
  2. Step 2: Convert to fraction form
    187,082.59/280,626.32 = 62,423.59/x
  3. Step 3: Cross multiply
    187,082.59x = 280,626.32 × 62,423.59
  4. Step 4: Simplify right side
    187,082.59x = 17,517,702,342.89
  5. Step 5: Solve for x
    x = 17,517,702,342.89/187,082.59
  6. Step 6: Final answer
    x = 93,636.20

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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.