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Finding the Fourth Proportional to 94,230.92, 130,046.10 and 53,957.36

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Solution

The fourth proportional to 94,230.92, 130,046.10 and 53,957.36 is: 74,465.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,230.92 : 130,046.10 = 53,957.36 : x
  2. Step 2: Convert to fraction form
    94,230.92/130,046.10 = 53,957.36/x
  3. Step 3: Cross multiply
    94,230.92x = 130,046.10 × 53,957.36
  4. Step 4: Simplify right side
    94,230.92x = 7,016,944,234.30
  5. Step 5: Solve for x
    x = 7,016,944,234.30/94,230.92
  6. Step 6: Final answer
    x = 74,465.41

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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.