Home / 187,535.29-281,312-61,175.29

Finding the Fourth Proportional to 187,535.29, 281,312 and 61,175.29

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Solution

The fourth proportional to 187,535.29, 281,312 and 61,175.29 is: 91,765.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,535.29 : 281,312 = 61,175.29 : x
  2. Step 2: Convert to fraction form
    187,535.29/281,312 = 61,175.29/x
  3. Step 3: Cross multiply
    187,535.29x = 281,312 × 61,175.29
  4. Step 4: Simplify right side
    187,535.29x = 17,209,343,180.48
  5. Step 5: Solve for x
    x = 17,209,343,180.48/187,535.29
  6. Step 6: Final answer
    x = 91,765.89

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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.