Home / 56,742.28-85,099.75-25,134.86

Finding the Fourth Proportional to 56,742.28, 85,099.75 and 25,134.86

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Solution

The fourth proportional to 56,742.28, 85,099.75 and 25,134.86 is: 37,696.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,742.28 : 85,099.75 = 25,134.86 : x
  2. Step 2: Convert to fraction form
    56,742.28/85,099.75 = 25,134.86/x
  3. Step 3: Cross multiply
    56,742.28x = 85,099.75 × 25,134.86
  4. Step 4: Simplify right side
    56,742.28x = 2,138,970,452.20
  5. Step 5: Solve for x
    x = 2,138,970,452.20/56,742.28
  6. Step 6: Final answer
    x = 37,696.24

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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.