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Finding the Fourth Proportional to 240,669.91, 361,000.02 and 82,894.87

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Solution

The fourth proportional to 240,669.91, 361,000.02 and 82,894.87 is: 124,340.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,669.91 : 361,000.02 = 82,894.87 : x
  2. Step 2: Convert to fraction form
    240,669.91/361,000.02 = 82,894.87/x
  3. Step 3: Cross multiply
    240,669.91x = 361,000.02 × 82,894.87
  4. Step 4: Simplify right side
    240,669.91x = 29,925,049,727.90
  5. Step 5: Solve for x
    x = 29,925,049,727.90/240,669.91
  6. Step 6: Final answer
    x = 124,340.64

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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.