Home / 64,456.14-96,680.30-38,327.16

Finding the Fourth Proportional to 64,456.14, 96,680.30 and 38,327.16

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Solution

The fourth proportional to 64,456.14, 96,680.30 and 38,327.16 is: 57,488.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,456.14 : 96,680.30 = 38,327.16 : x
  2. Step 2: Convert to fraction form
    64,456.14/96,680.30 = 38,327.16/x
  3. Step 3: Cross multiply
    64,456.14x = 96,680.30 × 38,327.16
  4. Step 4: Simplify right side
    64,456.14x = 3,705,481,326.95
  5. Step 5: Solve for x
    x = 3,705,481,326.95/64,456.14
  6. Step 6: Final answer
    x = 57,488.42

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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.