Home / 225,965.46-338,535.09-105,801.96

Finding the Fourth Proportional to 225,965.46, 338,535.09 and 105,801.96

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Solution

The fourth proportional to 225,965.46, 338,535.09 and 105,801.96 is: 158,509.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,965.46 : 338,535.09 = 105,801.96 : x
  2. Step 2: Convert to fraction form
    225,965.46/338,535.09 = 105,801.96/x
  3. Step 3: Cross multiply
    225,965.46x = 338,535.09 × 105,801.96
  4. Step 4: Simplify right side
    225,965.46x = 35,817,676,050.78
  5. Step 5: Solve for x
    x = 35,817,676,050.78/225,965.46
  6. Step 6: Final answer
    x = 158,509.52

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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.