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Finding the Fourth Proportional to 163,129.54, 244,691.76 and 56,591.08

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Solution

The fourth proportional to 163,129.54, 244,691.76 and 56,591.08 is: 84,885.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,129.54 : 244,691.76 = 56,591.08 : x
  2. Step 2: Convert to fraction form
    163,129.54/244,691.76 = 56,591.08/x
  3. Step 3: Cross multiply
    163,129.54x = 244,691.76 × 56,591.08
  4. Step 4: Simplify right side
    163,129.54x = 13,847,370,965.50
  5. Step 5: Solve for x
    x = 13,847,370,965.50/163,129.54
  6. Step 6: Final answer
    x = 84,885.74

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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.