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Finding the Fourth Proportional to 88,372.48, 121,952.44 and 48,084.88

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Solution

The fourth proportional to 88,372.48, 121,952.44 and 48,084.88 is: 66,356.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,372.48 : 121,952.44 = 48,084.88 : x
  2. Step 2: Convert to fraction form
    88,372.48/121,952.44 = 48,084.88/x
  3. Step 3: Cross multiply
    88,372.48x = 121,952.44 × 48,084.88
  4. Step 4: Simplify right side
    88,372.48x = 5,864,068,443.11
  5. Step 5: Solve for x
    x = 5,864,068,443.11/88,372.48
  6. Step 6: Final answer
    x = 66,356.27

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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.