Home / 126,493.20-189,832.32-93,302.82

Finding the Fourth Proportional to 126,493.20, 189,832.32 and 93,302.82

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Solution

The fourth proportional to 126,493.20, 189,832.32 and 93,302.82 is: 140,022.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,493.20 : 189,832.32 = 93,302.82 : x
  2. Step 2: Convert to fraction form
    126,493.20/189,832.32 = 93,302.82/x
  3. Step 3: Cross multiply
    126,493.20x = 189,832.32 × 93,302.82
  4. Step 4: Simplify right side
    126,493.20x = 17,711,890,783.14
  5. Step 5: Solve for x
    x = 17,711,890,783.14/126,493.20
  6. Step 6: Final answer
    x = 140,022.47

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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.