Home / 92,409.32-138,592.76-25,854.15

Finding the Fourth Proportional to 92,409.32, 138,592.76 and 25,854.15

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Solution

The fourth proportional to 92,409.32, 138,592.76 and 25,854.15 is: 38,775.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,409.32 : 138,592.76 = 25,854.15 : x
  2. Step 2: Convert to fraction form
    92,409.32/138,592.76 = 25,854.15/x
  3. Step 3: Cross multiply
    92,409.32x = 138,592.76 × 25,854.15
  4. Step 4: Simplify right side
    92,409.32x = 3,583,198,396.41
  5. Step 5: Solve for x
    x = 3,583,198,396.41/92,409.32
  6. Step 6: Final answer
    x = 38,775.29

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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.