Home / 224,173.28-309,361.20-123,574.88

Finding the Fourth Proportional to 224,173.28, 309,361.20 and 123,574.88

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Solution

The fourth proportional to 224,173.28, 309,361.20 and 123,574.88 is: 170,534.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,173.28 : 309,361.20 = 123,574.88 : x
  2. Step 2: Convert to fraction form
    224,173.28/309,361.20 = 123,574.88/x
  3. Step 3: Cross multiply
    224,173.28x = 309,361.20 × 123,574.88
  4. Step 4: Simplify right side
    224,173.28x = 38,229,273,166.66
  5. Step 5: Solve for x
    x = 38,229,273,166.66/224,173.28
  6. Step 6: Final answer
    x = 170,534.48

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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.