Home / 150,535.67-207,619.62-127,949.42

Finding the Fourth Proportional to 150,535.67, 207,619.62 and 127,949.42

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Solution

The fourth proportional to 150,535.67, 207,619.62 and 127,949.42 is: 176,468.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,535.67 : 207,619.62 = 127,949.42 : x
  2. Step 2: Convert to fraction form
    150,535.67/207,619.62 = 127,949.42/x
  3. Step 3: Cross multiply
    150,535.67x = 207,619.62 × 127,949.42
  4. Step 4: Simplify right side
    150,535.67x = 26,564,808,921.52
  5. Step 5: Solve for x
    x = 26,564,808,921.52/150,535.67
  6. Step 6: Final answer
    x = 176,468.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.