Home / 112,165.56-168,082.11-45,524.61

Finding the Fourth Proportional to 112,165.56, 168,082.11 and 45,524.61

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Solution

The fourth proportional to 112,165.56, 168,082.11 and 45,524.61 is: 68,219.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,165.56 : 168,082.11 = 45,524.61 : x
  2. Step 2: Convert to fraction form
    112,165.56/168,082.11 = 45,524.61/x
  3. Step 3: Cross multiply
    112,165.56x = 168,082.11 × 45,524.61
  4. Step 4: Simplify right side
    112,165.56x = 7,651,872,505.73
  5. Step 5: Solve for x
    x = 7,651,872,505.73/112,165.56
  6. Step 6: Final answer
    x = 68,219.45

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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.