Home / 92,174.34-138,255.30-25,612.98

Finding the Fourth Proportional to 92,174.34, 138,255.30 and 25,612.98

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Solution

The fourth proportional to 92,174.34, 138,255.30 and 25,612.98 is: 38,417.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,174.34 : 138,255.30 = 25,612.98 : x
  2. Step 2: Convert to fraction form
    92,174.34/138,255.30 = 25,612.98/x
  3. Step 3: Cross multiply
    92,174.34x = 138,255.30 × 25,612.98
  4. Step 4: Simplify right side
    92,174.34x = 3,541,130,233.79
  5. Step 5: Solve for x
    x = 3,541,130,233.79/92,174.34
  6. Step 6: Final answer
    x = 38,417.74

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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.