Home / 92,271.55-138,414.92-25,712.33

Finding the Fourth Proportional to 92,271.55, 138,414.92 and 25,712.33

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Solution

The fourth proportional to 92,271.55, 138,414.92 and 25,712.33 is: 38,570.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,271.55 : 138,414.92 = 25,712.33 : x
  2. Step 2: Convert to fraction form
    92,271.55/138,414.92 = 25,712.33/x
  3. Step 3: Cross multiply
    92,271.55x = 138,414.92 × 25,712.33
  4. Step 4: Simplify right side
    92,271.55x = 3,558,969,971.40
  5. Step 5: Solve for x
    x = 3,558,969,971.40/92,271.55
  6. Step 6: Final answer
    x = 38,570.61

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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.