Home / 92,040.24-138,198.60-52,641.84

Finding the Fourth Proportional to 92,040.24, 138,198.60 and 52,641.84

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Solution

The fourth proportional to 92,040.24, 138,198.60 and 52,641.84 is: 79,041.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,040.24 : 138,198.60 = 52,641.84 : x
  2. Step 2: Convert to fraction form
    92,040.24/138,198.60 = 52,641.84/x
  3. Step 3: Cross multiply
    92,040.24x = 138,198.60 × 52,641.84
  4. Step 4: Simplify right side
    92,040.24x = 7,275,028,589.42
  5. Step 5: Solve for x
    x = 7,275,028,589.42/92,040.24
  6. Step 6: Final answer
    x = 79,041.83

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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.