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Finding the Fourth Proportional to 253,151.38, 379,035.36 and 182,144.98

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Solution

The fourth proportional to 253,151.38, 379,035.36 and 182,144.98 is: 272,719.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,151.38 : 379,035.36 = 182,144.98 : x
  2. Step 2: Convert to fraction form
    253,151.38/379,035.36 = 182,144.98/x
  3. Step 3: Cross multiply
    253,151.38x = 379,035.36 × 182,144.98
  4. Step 4: Simplify right side
    253,151.38x = 69,039,388,066.49
  5. Step 5: Solve for x
    x = 69,039,388,066.49/253,151.38
  6. Step 6: Final answer
    x = 272,719.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.