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Finding the Fourth Proportional to 75,353.34, 112,951.44 and 25,416.30

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Solution

The fourth proportional to 75,353.34, 112,951.44 and 25,416.30 is: 38,097.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,353.34 : 112,951.44 = 25,416.30 : x
  2. Step 2: Convert to fraction form
    75,353.34/112,951.44 = 25,416.30/x
  3. Step 3: Cross multiply
    75,353.34x = 112,951.44 × 25,416.30
  4. Step 4: Simplify right side
    75,353.34x = 2,870,807,684.47
  5. Step 5: Solve for x
    x = 2,870,807,684.47/75,353.34
  6. Step 6: Final answer
    x = 38,097.95

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1.5x scale

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.