Home / 92,392.82-138,641.19-50,275.96

Finding the Fourth Proportional to 92,392.82, 138,641.19 and 50,275.96

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Solution

The fourth proportional to 92,392.82, 138,641.19 and 50,275.96 is: 75,442.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,392.82 : 138,641.19 = 50,275.96 : x
  2. Step 2: Convert to fraction form
    92,392.82/138,641.19 = 50,275.96/x
  3. Step 3: Cross multiply
    92,392.82x = 138,641.19 × 50,275.96
  4. Step 4: Simplify right side
    92,392.82x = 6,970,318,922.79
  5. Step 5: Solve for x
    x = 6,970,318,922.79/92,392.82
  6. Step 6: Final answer
    x = 75,442.21

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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.