Home / 62,131.12-93,190.20-17,755

Finding the Fourth Proportional to 62,131.12, 93,190.20 and 17,755

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Solution

The fourth proportional to 62,131.12, 93,190.20 and 17,755 is: 26,630.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,131.12 : 93,190.20 = 17,755 : x
  2. Step 2: Convert to fraction form
    62,131.12/93,190.20 = 17,755/x
  3. Step 3: Cross multiply
    62,131.12x = 93,190.20 × 17,755
  4. Step 4: Simplify right side
    62,131.12x = 1,654,592,001
  5. Step 5: Solve for x
    x = 1,654,592,001/62,131.12
  6. Step 6: Final answer
    x = 26,630.65

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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.