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Finding the Fourth Proportional to 262,233.92, 361,879.14 and 147,503.90

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Solution

The fourth proportional to 262,233.92, 361,879.14 and 147,503.90 is: 203,553.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,233.92 : 361,879.14 = 147,503.90 : x
  2. Step 2: Convert to fraction form
    262,233.92/361,879.14 = 147,503.90/x
  3. Step 3: Cross multiply
    262,233.92x = 361,879.14 × 147,503.90
  4. Step 4: Simplify right side
    262,233.92x = 53,378,584,478.65
  5. Step 5: Solve for x
    x = 53,378,584,478.65/262,233.92
  6. Step 6: Final answer
    x = 203,553.32

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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.