Home / 224,356.75-309,614.29-122,382.66

Finding the Fourth Proportional to 224,356.75, 309,614.29 and 122,382.66

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Solution

The fourth proportional to 224,356.75, 309,614.29 and 122,382.66 is: 168,889.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,356.75 : 309,614.29 = 122,382.66 : x
  2. Step 2: Convert to fraction form
    224,356.75/309,614.29 = 122,382.66/x
  3. Step 3: Cross multiply
    224,356.75x = 309,614.29 × 122,382.66
  4. Step 4: Simplify right side
    224,356.75x = 37,891,420,384.21
  5. Step 5: Solve for x
    x = 37,891,420,384.21/224,356.75
  6. Step 6: Final answer
    x = 168,889.15

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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.