Home / 187,743.43-281,632.41-61,384.34

Finding the Fourth Proportional to 187,743.43, 281,632.41 and 61,384.34

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Solution

The fourth proportional to 187,743.43, 281,632.41 and 61,384.34 is: 92,082.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,743.43 : 281,632.41 = 61,384.34 : x
  2. Step 2: Convert to fraction form
    187,743.43/281,632.41 = 61,384.34/x
  3. Step 3: Cross multiply
    187,743.43x = 281,632.41 × 61,384.34
  4. Step 4: Simplify right side
    187,743.43x = 17,287,819,610.46
  5. Step 5: Solve for x
    x = 17,287,819,610.46/187,743.43
  6. Step 6: Final answer
    x = 92,082.16

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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.