Home / 92,149.27-138,223.80-25,589.36

Finding the Fourth Proportional to 92,149.27, 138,223.80 and 25,589.36

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Solution

The fourth proportional to 92,149.27, 138,223.80 and 25,589.36 is: 38,384.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,149.27 : 138,223.80 = 25,589.36 : x
  2. Step 2: Convert to fraction form
    92,149.27/138,223.80 = 25,589.36/x
  3. Step 3: Cross multiply
    92,149.27x = 138,223.80 × 25,589.36
  4. Step 4: Simplify right side
    92,149.27x = 3,537,058,924.33
  5. Step 5: Solve for x
    x = 3,537,058,924.33/92,149.27
  6. Step 6: Final answer
    x = 38,384.02

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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.