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Finding the Fourth Proportional to 65,152.54, 89,902.92 and 36,473.77

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Solution

The fourth proportional to 65,152.54, 89,902.92 and 36,473.77 is: 50,329.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,152.54 : 89,902.92 = 36,473.77 : x
  2. Step 2: Convert to fraction form
    65,152.54/89,902.92 = 36,473.77/x
  3. Step 3: Cross multiply
    65,152.54x = 89,902.92 × 36,473.77
  4. Step 4: Simplify right side
    65,152.54x = 3,279,098,426.41
  5. Step 5: Solve for x
    x = 3,279,098,426.41/65,152.54
  6. Step 6: Final answer
    x = 50,329.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.