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Finding the Fourth Proportional to 240,766.92, 361,065.15 and 69,953.10

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Solution

The fourth proportional to 240,766.92, 361,065.15 and 69,953.10 is: 104,904.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,766.92 : 361,065.15 = 69,953.10 : x
  2. Step 2: Convert to fraction form
    240,766.92/361,065.15 = 69,953.10/x
  3. Step 3: Cross multiply
    240,766.92x = 361,065.15 × 69,953.10
  4. Step 4: Simplify right side
    240,766.92x = 25,257,626,544.47
  5. Step 5: Solve for x
    x = 25,257,626,544.47/240,766.92
  6. Step 6: Final answer
    x = 104,904.89

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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.