Home / 245,155.14-367,545.78-126,750.96

Finding the Fourth Proportional to 245,155.14, 367,545.78 and 126,750.96

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Solution

The fourth proportional to 245,155.14, 367,545.78 and 126,750.96 is: 190,029.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,155.14 : 367,545.78 = 126,750.96 : x
  2. Step 2: Convert to fraction form
    245,155.14/367,545.78 = 126,750.96/x
  3. Step 3: Cross multiply
    245,155.14x = 367,545.78 × 126,750.96
  4. Step 4: Simplify right side
    245,155.14x = 46,586,780,458.95
  5. Step 5: Solve for x
    x = 46,586,780,458.95/245,155.14
  6. Step 6: Final answer
    x = 190,029.79

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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.