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Finding the Fourth Proportional to 59,869.72, 82,627.86 and 34,718.68

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Solution

The fourth proportional to 59,869.72, 82,627.86 and 34,718.68 is: 47,916.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,869.72 : 82,627.86 = 34,718.68 : x
  2. Step 2: Convert to fraction form
    59,869.72/82,627.86 = 34,718.68/x
  3. Step 3: Cross multiply
    59,869.72x = 82,627.86 × 34,718.68
  4. Step 4: Simplify right side
    59,869.72x = 2,868,730,230.42
  5. Step 5: Solve for x
    x = 2,868,730,230.42/59,869.72
  6. Step 6: Final answer
    x = 47,916.21

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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.