Home / 187,748.92-281,626.98-61,389.64

Finding the Fourth Proportional to 187,748.92, 281,626.98 and 61,389.64

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Solution

The fourth proportional to 187,748.92, 281,626.98 and 61,389.64 is: 92,085.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,748.92 : 281,626.98 = 61,389.64 : x
  2. Step 2: Convert to fraction form
    187,748.92/281,626.98 = 61,389.64/x
  3. Step 3: Cross multiply
    187,748.92x = 281,626.98 × 61,389.64
  4. Step 4: Simplify right side
    187,748.92x = 17,288,978,916.49
  5. Step 5: Solve for x
    x = 17,288,978,916.49/187,748.92
  6. Step 6: Final answer
    x = 92,085.64

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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.