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Finding the Fourth Proportional to 60,065.79, 82,891.80 and 34,915.29

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Solution

The fourth proportional to 60,065.79, 82,891.80 and 34,915.29 is: 48,183.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,065.79 : 82,891.80 = 34,915.29 : x
  2. Step 2: Convert to fraction form
    60,065.79/82,891.80 = 34,915.29/x
  3. Step 3: Cross multiply
    60,065.79x = 82,891.80 × 34,915.29
  4. Step 4: Simplify right side
    60,065.79x = 2,894,191,235.62
  5. Step 5: Solve for x
    x = 2,894,191,235.62/60,065.79
  6. Step 6: Final answer
    x = 48,183.69

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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.