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Finding the Fourth Proportional to 252,880.94, 379,377.90 and 95,110.76

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Solution

The fourth proportional to 252,880.94, 379,377.90 and 95,110.76 is: 142,687.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,880.94 : 379,377.90 = 95,110.76 : x
  2. Step 2: Convert to fraction form
    252,880.94/379,377.90 = 95,110.76/x
  3. Step 3: Cross multiply
    252,880.94x = 379,377.90 × 95,110.76
  4. Step 4: Simplify right side
    252,880.94x = 36,082,918,499.31
  5. Step 5: Solve for x
    x = 36,082,918,499.31/252,880.94
  6. Step 6: Final answer
    x = 142,687.38

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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.