Home / 404,151.20-606,289.07-137,849.50

Finding the Fourth Proportional to 404,151.20, 606,289.07 and 137,849.50

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Solution

The fourth proportional to 404,151.20, 606,289.07 and 137,849.50 is: 206,795.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,151.20 : 606,289.07 = 137,849.50 : x
  2. Step 2: Convert to fraction form
    404,151.20/606,289.07 = 137,849.50/x
  3. Step 3: Cross multiply
    404,151.20x = 606,289.07 × 137,849.50
  4. Step 4: Simplify right side
    404,151.20x = 83,576,645,154.97
  5. Step 5: Solve for x
    x = 83,576,645,154.97/404,151.20
  6. Step 6: Final answer
    x = 206,795.49

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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.