Home / 92,440.08-138,649.41-25,885.53

Finding the Fourth Proportional to 92,440.08, 138,649.41 and 25,885.53

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Solution

The fourth proportional to 92,440.08, 138,649.41 and 25,885.53 is: 38,825.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,440.08 : 138,649.41 = 25,885.53 : x
  2. Step 2: Convert to fraction form
    92,440.08/138,649.41 = 25,885.53/x
  3. Step 3: Cross multiply
    92,440.08x = 138,649.41 × 25,885.53
  4. Step 4: Simplify right side
    92,440.08x = 3,589,013,462.04
  5. Step 5: Solve for x
    x = 3,589,013,462.04/92,440.08
  6. Step 6: Final answer
    x = 38,825.30

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1.5x scale

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.