Home / 102,452.67-153,703.71-32,331.78

Finding the Fourth Proportional to 102,452.67, 153,703.71 and 32,331.78

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Solution

The fourth proportional to 102,452.67, 153,703.71 and 32,331.78 is: 48,505.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,452.67 : 153,703.71 = 32,331.78 : x
  2. Step 2: Convert to fraction form
    102,452.67/153,703.71 = 32,331.78/x
  3. Step 3: Cross multiply
    102,452.67x = 153,703.71 × 32,331.78
  4. Step 4: Simplify right side
    102,452.67x = 4,969,514,536.90
  5. Step 5: Solve for x
    x = 4,969,514,536.90/102,452.67
  6. Step 6: Final answer
    x = 48,505.47

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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.