Home / 250,934.38-346,244.76-142,038.20

Finding the Fourth Proportional to 250,934.38, 346,244.76 and 142,038.20

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Solution

The fourth proportional to 250,934.38, 346,244.76 and 142,038.20 is: 195,987.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,934.38 : 346,244.76 = 142,038.20 : x
  2. Step 2: Convert to fraction form
    250,934.38/346,244.76 = 142,038.20/x
  3. Step 3: Cross multiply
    250,934.38x = 346,244.76 × 142,038.20
  4. Step 4: Simplify right side
    250,934.38x = 49,179,982,469.83
  5. Step 5: Solve for x
    x = 49,179,982,469.83/250,934.38
  6. Step 6: Final answer
    x = 195,987.42

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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.