Home / 126,655.62-189,698.10-88,873.23

Finding the Fourth Proportional to 126,655.62, 189,698.10 and 88,873.23

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Solution

The fourth proportional to 126,655.62, 189,698.10 and 88,873.23 is: 133,109.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,655.62 : 189,698.10 = 88,873.23 : x
  2. Step 2: Convert to fraction form
    126,655.62/189,698.10 = 88,873.23/x
  3. Step 3: Cross multiply
    126,655.62x = 189,698.10 × 88,873.23
  4. Step 4: Simplify right side
    126,655.62x = 16,859,082,149.29
  5. Step 5: Solve for x
    x = 16,859,082,149.29/126,655.62
  6. Step 6: Final answer
    x = 133,109.62

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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.