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Finding the Fourth Proportional to 73,472.52, 101,400.58 and 41,216

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Solution

The fourth proportional to 73,472.52, 101,400.58 and 41,216 is: 56,882.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,472.52 : 101,400.58 = 41,216 : x
  2. Step 2: Convert to fraction form
    73,472.52/101,400.58 = 41,216/x
  3. Step 3: Cross multiply
    73,472.52x = 101,400.58 × 41,216
  4. Step 4: Simplify right side
    73,472.52x = 4,179,326,305.28
  5. Step 5: Solve for x
    x = 4,179,326,305.28/73,472.52
  6. Step 6: Final answer
    x = 56,882.85

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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.