Home / 56,344.28-77,772.40-32,486.88

Finding the Fourth Proportional to 56,344.28, 77,772.40 and 32,486.88

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Solution

The fourth proportional to 56,344.28, 77,772.40 and 32,486.88 is: 44,841.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,344.28 : 77,772.40 = 32,486.88 : x
  2. Step 2: Convert to fraction form
    56,344.28/77,772.40 = 32,486.88/x
  3. Step 3: Cross multiply
    56,344.28x = 77,772.40 × 32,486.88
  4. Step 4: Simplify right side
    56,344.28x = 2,526,582,626.11
  5. Step 5: Solve for x
    x = 2,526,582,626.11/56,344.28
  6. Step 6: Final answer
    x = 44,841.87

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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.