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Finding the Fourth Proportional to 270,753.68, 373,627.96 and 149,886.48

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Solution

The fourth proportional to 270,753.68, 373,627.96 and 149,886.48 is: 206,836.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,753.68 : 373,627.96 = 149,886.48 : x
  2. Step 2: Convert to fraction form
    270,753.68/373,627.96 = 149,886.48/x
  3. Step 3: Cross multiply
    270,753.68x = 373,627.96 × 149,886.48
  4. Step 4: Simplify right side
    270,753.68x = 56,001,779,753.98
  5. Step 5: Solve for x
    x = 56,001,779,753.98/270,753.68
  6. Step 6: Final answer
    x = 206,836.63

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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.