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Finding the Fourth Proportional to 270,180.78, 372,850.73 and 147,675.69

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Solution

The fourth proportional to 270,180.78, 372,850.73 and 147,675.69 is: 203,793.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,180.78 : 372,850.73 = 147,675.69 : x
  2. Step 2: Convert to fraction form
    270,180.78/372,850.73 = 147,675.69/x
  3. Step 3: Cross multiply
    270,180.78x = 372,850.73 × 147,675.69
  4. Step 4: Simplify right side
    270,180.78x = 55,060,988,081.38
  5. Step 5: Solve for x
    x = 55,060,988,081.38/270,180.78
  6. Step 6: Final answer
    x = 203,793.13

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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.