Home / 254,885.06-351,747.09-140,156.43

Finding the Fourth Proportional to 254,885.06, 351,747.09 and 140,156.43

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Solution

The fourth proportional to 254,885.06, 351,747.09 and 140,156.43 is: 193,419.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,885.06 : 351,747.09 = 140,156.43 : x
  2. Step 2: Convert to fraction form
    254,885.06/351,747.09 = 140,156.43/x
  3. Step 3: Cross multiply
    254,885.06x = 351,747.09 × 140,156.43
  4. Step 4: Simplify right side
    254,885.06x = 49,299,616,397.29
  5. Step 5: Solve for x
    x = 49,299,616,397.29/254,885.06
  6. Step 6: Final answer
    x = 193,419.02

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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.