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Finding the Fourth Proportional to 60,715.29, 83,794.70 and 34,881.92

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Solution

The fourth proportional to 60,715.29, 83,794.70 and 34,881.92 is: 48,141.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,715.29 : 83,794.70 = 34,881.92 : x
  2. Step 2: Convert to fraction form
    60,715.29/83,794.70 = 34,881.92/x
  3. Step 3: Cross multiply
    60,715.29x = 83,794.70 × 34,881.92
  4. Step 4: Simplify right side
    60,715.29x = 2,922,919,690.06
  5. Step 5: Solve for x
    x = 2,922,919,690.06/60,715.29
  6. Step 6: Final answer
    x = 48,141.41

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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.