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Finding the Fourth Proportional to 254,256.68, 350,874.42 and 141,079.36

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Solution

The fourth proportional to 254,256.68, 350,874.42 and 141,079.36 is: 194,689.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,256.68 : 350,874.42 = 141,079.36 : x
  2. Step 2: Convert to fraction form
    254,256.68/350,874.42 = 141,079.36/x
  3. Step 3: Cross multiply
    254,256.68x = 350,874.42 × 141,079.36
  4. Step 4: Simplify right side
    254,256.68x = 49,501,138,613.97
  5. Step 5: Solve for x
    x = 49,501,138,613.97/254,256.68
  6. Step 6: Final answer
    x = 194,689.63

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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.