Home / 56,748.28-85,116.48-25,158.88

Finding the Fourth Proportional to 56,748.28, 85,116.48 and 25,158.88

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Solution

The fourth proportional to 56,748.28, 85,116.48 and 25,158.88 is: 37,735.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,748.28 : 85,116.48 = 25,158.88 : x
  2. Step 2: Convert to fraction form
    56,748.28/85,116.48 = 25,158.88/x
  3. Step 3: Cross multiply
    56,748.28x = 85,116.48 × 25,158.88
  4. Step 4: Simplify right side
    56,748.28x = 2,141,435,306.34
  5. Step 5: Solve for x
    x = 2,141,435,306.34/56,748.28
  6. Step 6: Final answer
    x = 37,735.69

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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.