Home / 50,432.57-75,578.04-39,856.10

Finding the Fourth Proportional to 50,432.57, 75,578.04 and 39,856.10

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Solution

The fourth proportional to 50,432.57, 75,578.04 and 39,856.10 is: 59,728.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,432.57 : 75,578.04 = 39,856.10 : x
  2. Step 2: Convert to fraction form
    50,432.57/75,578.04 = 39,856.10/x
  3. Step 3: Cross multiply
    50,432.57x = 75,578.04 × 39,856.10
  4. Step 4: Simplify right side
    50,432.57x = 3,012,245,542.15
  5. Step 5: Solve for x
    x = 3,012,245,542.15/50,432.57
  6. Step 6: Final answer
    x = 59,728.18

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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.