Home / 254,280.72-350,906.88-141,103.20

Finding the Fourth Proportional to 254,280.72, 350,906.88 and 141,103.20

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Solution

The fourth proportional to 254,280.72, 350,906.88 and 141,103.20 is: 194,722.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,280.72 : 350,906.88 = 141,103.20 : x
  2. Step 2: Convert to fraction form
    254,280.72/350,906.88 = 141,103.20/x
  3. Step 3: Cross multiply
    254,280.72x = 350,906.88 × 141,103.20
  4. Step 4: Simplify right side
    254,280.72x = 49,514,083,670.02
  5. Step 5: Solve for x
    x = 49,514,083,670.02/254,280.72
  6. Step 6: Final answer
    x = 194,722.13

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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.