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Finding the Fourth Proportional to 252,080.40, 377,974.80 and 94,324.80

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Solution

The fourth proportional to 252,080.40, 377,974.80 and 94,324.80 is: 141,432.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,080.40 : 377,974.80 = 94,324.80 : x
  2. Step 2: Convert to fraction form
    252,080.40/377,974.80 = 94,324.80/x
  3. Step 3: Cross multiply
    252,080.40x = 377,974.80 × 94,324.80
  4. Step 4: Simplify right side
    252,080.40x = 35,652,397,415.04
  5. Step 5: Solve for x
    x = 35,652,397,415.04/252,080.40
  6. Step 6: Final answer
    x = 141,432.64

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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.