Home / 90,672.20-136,008.10-24,112.34

Finding the Fourth Proportional to 90,672.20, 136,008.10 and 24,112.34

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Solution

The fourth proportional to 90,672.20, 136,008.10 and 24,112.34 is: 36,168.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,672.20 : 136,008.10 = 24,112.34 : x
  2. Step 2: Convert to fraction form
    90,672.20/136,008.10 = 24,112.34/x
  3. Step 3: Cross multiply
    90,672.20x = 136,008.10 × 24,112.34
  4. Step 4: Simplify right side
    90,672.20x = 3,279,473,549.95
  5. Step 5: Solve for x
    x = 3,279,473,549.95/90,672.20
  6. Step 6: Final answer
    x = 36,168.46

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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.