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Finding the Fourth Proportional to 80,291.27, 110,793 and 44,472.30

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Solution

The fourth proportional to 80,291.27, 110,793 and 44,472.30 is: 61,366.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,291.27 : 110,793 = 44,472.30 : x
  2. Step 2: Convert to fraction form
    80,291.27/110,793 = 44,472.30/x
  3. Step 3: Cross multiply
    80,291.27x = 110,793 × 44,472.30
  4. Step 4: Simplify right side
    80,291.27x = 4,927,219,533.90
  5. Step 5: Solve for x
    x = 4,927,219,533.90/80,291.27
  6. Step 6: Final answer
    x = 61,366.82

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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.