Home / 92,180.83-138,271.34-25,620.97

Finding the Fourth Proportional to 92,180.83, 138,271.34 and 25,620.97

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Solution

The fourth proportional to 92,180.83, 138,271.34 and 25,620.97 is: 38,431.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,180.83 : 138,271.34 = 25,620.97 : x
  2. Step 2: Convert to fraction form
    92,180.83/138,271.34 = 25,620.97/x
  3. Step 3: Cross multiply
    92,180.83x = 138,271.34 × 25,620.97
  4. Step 4: Simplify right side
    92,180.83x = 3,542,645,854.00
  5. Step 5: Solve for x
    x = 3,542,645,854.00/92,180.83
  6. Step 6: Final answer
    x = 38,431.48

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1.5x scale

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.