Home / 187,535.76-281,301.48-75,244.56

Finding the Fourth Proportional to 187,535.76, 281,301.48 and 75,244.56

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Solution

The fourth proportional to 187,535.76, 281,301.48 and 75,244.56 is: 112,865.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,535.76 : 281,301.48 = 75,244.56 : x
  2. Step 2: Convert to fraction form
    187,535.76/281,301.48 = 75,244.56/x
  3. Step 3: Cross multiply
    187,535.76x = 281,301.48 × 75,244.56
  4. Step 4: Simplify right side
    187,535.76x = 21,166,406,089.95
  5. Step 5: Solve for x
    x = 21,166,406,089.95/187,535.76
  6. Step 6: Final answer
    x = 112,865.97

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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.