Home / 92,111.28-138,169.88-25,552.08

Finding the Fourth Proportional to 92,111.28, 138,169.88 and 25,552.08

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Solution

The fourth proportional to 92,111.28, 138,169.88 and 25,552.08 is: 38,328.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,111.28 : 138,169.88 = 25,552.08 : x
  2. Step 2: Convert to fraction form
    92,111.28/138,169.88 = 25,552.08/x
  3. Step 3: Cross multiply
    92,111.28x = 138,169.88 × 25,552.08
  4. Step 4: Simplify right side
    92,111.28x = 3,530,527,827.35
  5. Step 5: Solve for x
    x = 3,530,527,827.35/92,111.28
  6. Step 6: Final answer
    x = 38,328.94

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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.