Home / 41,107.20-61,685.10-29,985.90

Finding the Fourth Proportional to 41,107.20, 61,685.10 and 29,985.90

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Solution

The fourth proportional to 41,107.20, 61,685.10 and 29,985.90 is: 44,996.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,107.20 : 61,685.10 = 29,985.90 : x
  2. Step 2: Convert to fraction form
    41,107.20/61,685.10 = 29,985.90/x
  3. Step 3: Cross multiply
    41,107.20x = 61,685.10 × 29,985.90
  4. Step 4: Simplify right side
    41,107.20x = 1,849,683,240.09
  5. Step 5: Solve for x
    x = 1,849,683,240.09/41,107.20
  6. Step 6: Final answer
    x = 44,996.58

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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.