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Finding the Fourth Proportional to 270,192.84, 372,854.52 and 149,327.88

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Solution

The fourth proportional to 270,192.84, 372,854.52 and 149,327.88 is: 206,066.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,192.84 : 372,854.52 = 149,327.88 : x
  2. Step 2: Convert to fraction form
    270,192.84/372,854.52 = 149,327.88/x
  3. Step 3: Cross multiply
    270,192.84x = 372,854.52 × 149,327.88
  4. Step 4: Simplify right side
    270,192.84x = 55,677,575,020.02
  5. Step 5: Solve for x
    x = 55,677,575,020.02/270,192.84
  6. Step 6: Final answer
    x = 206,066.06

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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.