Home / 92,411.53-138,634.35-29,247.55

Finding the Fourth Proportional to 92,411.53, 138,634.35 and 29,247.55

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Solution

The fourth proportional to 92,411.53, 138,634.35 and 29,247.55 is: 43,876.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,411.53 : 138,634.35 = 29,247.55 : x
  2. Step 2: Convert to fraction form
    92,411.53/138,634.35 = 29,247.55/x
  3. Step 3: Cross multiply
    92,411.53x = 138,634.35 × 29,247.55
  4. Step 4: Simplify right side
    92,411.53x = 4,054,715,083.34
  5. Step 5: Solve for x
    x = 4,054,715,083.34/92,411.53
  6. Step 6: Final answer
    x = 43,876.72

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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.