Home / 71,265.27-106,684.94-43,100.13

Finding the Fourth Proportional to 71,265.27, 106,684.94 and 43,100.13

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Solution

The fourth proportional to 71,265.27, 106,684.94 and 43,100.13 is: 64,521.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,265.27 : 106,684.94 = 43,100.13 : x
  2. Step 2: Convert to fraction form
    71,265.27/106,684.94 = 43,100.13/x
  3. Step 3: Cross multiply
    71,265.27x = 106,684.94 × 43,100.13
  4. Step 4: Simplify right side
    71,265.27x = 4,598,134,087.66
  5. Step 5: Solve for x
    x = 4,598,134,087.66/71,265.27
  6. Step 6: Final answer
    x = 64,521.39

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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.