Home / 224,491.20-309,799.56-122,517.48

Finding the Fourth Proportional to 224,491.20, 309,799.56 and 122,517.48

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Solution

The fourth proportional to 224,491.20, 309,799.56 and 122,517.48 is: 169,075.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,491.20 : 309,799.56 = 122,517.48 : x
  2. Step 2: Convert to fraction form
    224,491.20/309,799.56 = 122,517.48/x
  3. Step 3: Cross multiply
    224,491.20x = 309,799.56 × 122,517.48
  4. Step 4: Simplify right side
    224,491.20x = 37,955,861,396.31
  5. Step 5: Solve for x
    x = 37,955,861,396.31/224,491.20
  6. Step 6: Final answer
    x = 169,075.05

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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.