Home / 86,446.20-129,672.18-24,111.48

Finding the Fourth Proportional to 86,446.20, 129,672.18 and 24,111.48

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Solution

The fourth proportional to 86,446.20, 129,672.18 and 24,111.48 is: 36,168.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,446.20 : 129,672.18 = 24,111.48 : x
  2. Step 2: Convert to fraction form
    86,446.20/129,672.18 = 24,111.48/x
  3. Step 3: Cross multiply
    86,446.20x = 129,672.18 × 24,111.48
  4. Step 4: Simplify right side
    86,446.20x = 3,126,588,174.63
  5. Step 5: Solve for x
    x = 3,126,588,174.63/86,446.20
  6. Step 6: Final answer
    x = 36,168.02

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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.