Home / 220,586.38-304,463.28-125,148.94

Finding the Fourth Proportional to 220,586.38, 304,463.28 and 125,148.94

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Solution

The fourth proportional to 220,586.38, 304,463.28 and 125,148.94 is: 172,736.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,586.38 : 304,463.28 = 125,148.94 : x
  2. Step 2: Convert to fraction form
    220,586.38/304,463.28 = 125,148.94/x
  3. Step 3: Cross multiply
    220,586.38x = 304,463.28 × 125,148.94
  4. Step 4: Simplify right side
    220,586.38x = 38,103,256,760.92
  5. Step 5: Solve for x
    x = 38,103,256,760.92/220,586.38
  6. Step 6: Final answer
    x = 172,736.22

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1.5x scale

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.