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Finding the Fourth Proportional to 252,795.74, 379,193.58 and 75,298.14

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Solution

The fourth proportional to 252,795.74, 379,193.58 and 75,298.14 is: 112,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,795.74 : 379,193.58 = 75,298.14 : x
  2. Step 2: Convert to fraction form
    252,795.74/379,193.58 = 75,298.14/x
  3. Step 3: Cross multiply
    252,795.74x = 379,193.58 × 75,298.14
  4. Step 4: Simplify right side
    252,795.74x = 28,552,571,273.94
  5. Step 5: Solve for x
    x = 28,552,571,273.94/252,795.74
  6. Step 6: Final answer
    x = 112,947.20

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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.