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Finding the Fourth Proportional to 64,294.70, 88,706.16 and 41,651.04

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Solution

The fourth proportional to 64,294.70, 88,706.16 and 41,651.04 is: 57,465.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,294.70 : 88,706.16 = 41,651.04 : x
  2. Step 2: Convert to fraction form
    64,294.70/88,706.16 = 41,651.04/x
  3. Step 3: Cross multiply
    64,294.70x = 88,706.16 × 41,651.04
  4. Step 4: Simplify right side
    64,294.70x = 3,694,703,818.41
  5. Step 5: Solve for x
    x = 3,694,703,818.41/64,294.70
  6. Step 6: Final answer
    x = 57,465.14

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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.