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Finding the Fourth Proportional to 64,154.43, 96,182.59 and 38,848.44

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Solution

The fourth proportional to 64,154.43, 96,182.59 and 38,848.44 is: 58,242.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,154.43 : 96,182.59 = 38,848.44 : x
  2. Step 2: Convert to fraction form
    64,154.43/96,182.59 = 38,848.44/x
  3. Step 3: Cross multiply
    64,154.43x = 96,182.59 × 38,848.44
  4. Step 4: Simplify right side
    64,154.43x = 3,736,543,101.52
  5. Step 5: Solve for x
    x = 3,736,543,101.52/64,154.43
  6. Step 6: Final answer
    x = 58,242.95

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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.