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Finding the Fourth Proportional to 95,898.60, 132,340.76 and 52,879.70

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Solution

The fourth proportional to 95,898.60, 132,340.76 and 52,879.70 is: 72,974.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,898.60 : 132,340.76 = 52,879.70 : x
  2. Step 2: Convert to fraction form
    95,898.60/132,340.76 = 52,879.70/x
  3. Step 3: Cross multiply
    95,898.60x = 132,340.76 × 52,879.70
  4. Step 4: Simplify right side
    95,898.60x = 6,998,139,686.57
  5. Step 5: Solve for x
    x = 6,998,139,686.57/95,898.60
  6. Step 6: Final answer
    x = 72,974.37

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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.