Home / 97,693.18-146,538.17-31,132.42

Finding the Fourth Proportional to 97,693.18, 146,538.17 and 31,132.42

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Solution

The fourth proportional to 97,693.18, 146,538.17 and 31,132.42 is: 46,698.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,693.18 : 146,538.17 = 31,132.42 : x
  2. Step 2: Convert to fraction form
    97,693.18/146,538.17 = 31,132.42/x
  3. Step 3: Cross multiply
    97,693.18x = 146,538.17 × 31,132.42
  4. Step 4: Simplify right side
    97,693.18x = 4,562,087,854.47
  5. Step 5: Solve for x
    x = 4,562,087,854.47/97,693.18
  6. Step 6: Final answer
    x = 46,698.12

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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.