Home / 311,736.96-467,490.60-112,003.92

Finding the Fourth Proportional to 311,736.96, 467,490.60 and 112,003.92

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Solution

The fourth proportional to 311,736.96, 467,490.60 and 112,003.92 is: 167,964.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,736.96 : 467,490.60 = 112,003.92 : x
  2. Step 2: Convert to fraction form
    311,736.96/467,490.60 = 112,003.92/x
  3. Step 3: Cross multiply
    311,736.96x = 467,490.60 × 112,003.92
  4. Step 4: Simplify right side
    311,736.96x = 52,360,779,763.15
  5. Step 5: Solve for x
    x = 52,360,779,763.15/311,736.96
  6. Step 6: Final answer
    x = 167,964.62

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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.