Home / 224,072.28-309,218.76-122,097.36

Finding the Fourth Proportional to 224,072.28, 309,218.76 and 122,097.36

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Solution

The fourth proportional to 224,072.28, 309,218.76 and 122,097.36 is: 168,493.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,072.28 : 309,218.76 = 122,097.36 : x
  2. Step 2: Convert to fraction form
    224,072.28/309,218.76 = 122,097.36/x
  3. Step 3: Cross multiply
    224,072.28x = 309,218.76 × 122,097.36
  4. Step 4: Simplify right side
    224,072.28x = 37,754,794,258.47
  5. Step 5: Solve for x
    x = 37,754,794,258.47/224,072.28
  6. Step 6: Final answer
    x = 168,493.82

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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.