Home / 62,129.12-93,187.20-17,753

Finding the Fourth Proportional to 62,129.12, 93,187.20 and 17,753

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Solution

The fourth proportional to 62,129.12, 93,187.20 and 17,753 is: 26,627.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,129.12 : 93,187.20 = 17,753 : x
  2. Step 2: Convert to fraction form
    62,129.12/93,187.20 = 17,753/x
  3. Step 3: Cross multiply
    62,129.12x = 93,187.20 × 17,753
  4. Step 4: Simplify right side
    62,129.12x = 1,654,352,361.60
  5. Step 5: Solve for x
    x = 1,654,352,361.60/62,129.12
  6. Step 6: Final answer
    x = 26,627.65

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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.