Home / 92,311.72-138,468.66-25,747.77

Finding the Fourth Proportional to 92,311.72, 138,468.66 and 25,747.77

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Solution

The fourth proportional to 92,311.72, 138,468.66 and 25,747.77 is: 38,621.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,311.72 : 138,468.66 = 25,747.77 : x
  2. Step 2: Convert to fraction form
    92,311.72/138,468.66 = 25,747.77/x
  3. Step 3: Cross multiply
    92,311.72x = 138,468.66 × 25,747.77
  4. Step 4: Simplify right side
    92,311.72x = 3,565,259,632.59
  5. Step 5: Solve for x
    x = 3,565,259,632.59/92,311.72
  6. Step 6: Final answer
    x = 38,621.96

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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.