Home / 61,233.20-91,752.60-40,432.40

Finding the Fourth Proportional to 61,233.20, 91,752.60 and 40,432.40

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Solution

The fourth proportional to 61,233.20, 91,752.60 and 40,432.40 is: 60,584.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,233.20 : 91,752.60 = 40,432.40 : x
  2. Step 2: Convert to fraction form
    61,233.20/91,752.60 = 40,432.40/x
  3. Step 3: Cross multiply
    61,233.20x = 91,752.60 × 40,432.40
  4. Step 4: Simplify right side
    61,233.20x = 3,709,777,824.24
  5. Step 5: Solve for x
    x = 3,709,777,824.24/61,233.20
  6. Step 6: Final answer
    x = 60,584.42

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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.