Home / 55,170.66-82,691.18-25,525.86

Finding the Fourth Proportional to 55,170.66, 82,691.18 and 25,525.86

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Solution

The fourth proportional to 55,170.66, 82,691.18 and 25,525.86 is: 38,258.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,170.66 : 82,691.18 = 25,525.86 : x
  2. Step 2: Convert to fraction form
    55,170.66/82,691.18 = 25,525.86/x
  3. Step 3: Cross multiply
    55,170.66x = 82,691.18 × 25,525.86
  4. Step 4: Simplify right side
    55,170.66x = 2,110,763,483.91
  5. Step 5: Solve for x
    x = 2,110,763,483.91/55,170.66
  6. Step 6: Final answer
    x = 38,258.80

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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.