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Finding the Fourth Proportional to 82,910.79, 124,262.00 and 44,958.65

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Solution

The fourth proportional to 82,910.79, 124,262.00 and 44,958.65 is: 67,381.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,910.79 : 124,262.00 = 44,958.65 : x
  2. Step 2: Convert to fraction form
    82,910.79/124,262.00 = 44,958.65/x
  3. Step 3: Cross multiply
    82,910.79x = 124,262.00 × 44,958.65
  4. Step 4: Simplify right side
    82,910.79x = 5,586,651,088.79
  5. Step 5: Solve for x
    x = 5,586,651,088.79/82,910.79
  6. Step 6: Final answer
    x = 67,381.47

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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.