Home / 92,077.70-138,116.13-25,517.63

Finding the Fourth Proportional to 92,077.70, 138,116.13 and 25,517.63

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Solution

The fourth proportional to 92,077.70, 138,116.13 and 25,517.63 is: 38,276.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,077.70 : 138,116.13 = 25,517.63 : x
  2. Step 2: Convert to fraction form
    92,077.70/138,116.13 = 25,517.63/x
  3. Step 3: Cross multiply
    92,077.70x = 138,116.13 × 25,517.63
  4. Step 4: Simplify right side
    92,077.70x = 3,524,395,611.79
  5. Step 5: Solve for x
    x = 3,524,395,611.79/92,077.70
  6. Step 6: Final answer
    x = 38,276.32

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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.