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Finding the Fourth Proportional to 48,951.52, 73,313.43 and 47,604.65

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Solution

The fourth proportional to 48,951.52, 73,313.43 and 47,604.65 is: 71,296.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,951.52 : 73,313.43 = 47,604.65 : x
  2. Step 2: Convert to fraction form
    48,951.52/73,313.43 = 47,604.65/x
  3. Step 3: Cross multiply
    48,951.52x = 73,313.43 × 47,604.65
  4. Step 4: Simplify right side
    48,951.52x = 3,490,059,998.23
  5. Step 5: Solve for x
    x = 3,490,059,998.23/48,951.52
  6. Step 6: Final answer
    x = 71,296.25

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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.