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Finding the Fourth Proportional to 254,256.47, 350,873.98 and 141,079.22

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Solution

The fourth proportional to 254,256.47, 350,873.98 and 141,079.22 is: 194,689.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,256.47 : 350,873.98 = 141,079.22 : x
  2. Step 2: Convert to fraction form
    254,256.47/350,873.98 = 141,079.22/x
  3. Step 3: Cross multiply
    254,256.47x = 350,873.98 × 141,079.22
  4. Step 4: Simplify right side
    254,256.47x = 49,501,026,625.41
  5. Step 5: Solve for x
    x = 49,501,026,625.41/254,256.47
  6. Step 6: Final answer
    x = 194,689.35

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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.