Home / 126,584.58-189,666.46-89,065.92

Finding the Fourth Proportional to 126,584.58, 189,666.46 and 89,065.92

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Solution

The fourth proportional to 126,584.58, 189,666.46 and 89,065.92 is: 133,450.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,584.58 : 189,666.46 = 89,065.92 : x
  2. Step 2: Convert to fraction form
    126,584.58/189,666.46 = 89,065.92/x
  3. Step 3: Cross multiply
    126,584.58x = 189,666.46 × 89,065.92
  4. Step 4: Simplify right side
    126,584.58x = 16,892,817,753.04
  5. Step 5: Solve for x
    x = 16,892,817,753.04/126,584.58
  6. Step 6: Final answer
    x = 133,450.83

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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.