Home / 75,061.28-103,585.20-41,529.44

Finding the Fourth Proportional to 75,061.28, 103,585.20 and 41,529.44

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Solution

The fourth proportional to 75,061.28, 103,585.20 and 41,529.44 is: 57,310.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,061.28 : 103,585.20 = 41,529.44 : x
  2. Step 2: Convert to fraction form
    75,061.28/103,585.20 = 41,529.44/x
  3. Step 3: Cross multiply
    75,061.28x = 103,585.20 × 41,529.44
  4. Step 4: Simplify right side
    75,061.28x = 4,301,835,348.29
  5. Step 5: Solve for x
    x = 4,301,835,348.29/75,061.28
  6. Step 6: Final answer
    x = 57,310.98

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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.