Home / 41,201.40-61,802.10-38,436.60

Finding the Fourth Proportional to 41,201.40, 61,802.10 and 38,436.60

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Solution

The fourth proportional to 41,201.40, 61,802.10 and 38,436.60 is: 57,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,201.40 : 61,802.10 = 38,436.60 : x
  2. Step 2: Convert to fraction form
    41,201.40/61,802.10 = 38,436.60/x
  3. Step 3: Cross multiply
    41,201.40x = 61,802.10 × 38,436.60
  4. Step 4: Simplify right side
    41,201.40x = 2,375,462,596.86
  5. Step 5: Solve for x
    x = 2,375,462,596.86/41,201.40
  6. Step 6: Final answer
    x = 57,654.90

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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.