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Finding the Fourth Proportional to 227,414.88, 313,833.69 and 125,443.98

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Solution

The fourth proportional to 227,414.88, 313,833.69 and 125,443.98 is: 173,113.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,414.88 : 313,833.69 = 125,443.98 : x
  2. Step 2: Convert to fraction form
    227,414.88/313,833.69 = 125,443.98/x
  3. Step 3: Cross multiply
    227,414.88x = 313,833.69 × 125,443.98
  4. Step 4: Simplify right side
    227,414.88x = 39,368,547,131.69
  5. Step 5: Solve for x
    x = 39,368,547,131.69/227,414.88
  6. Step 6: Final answer
    x = 173,113.33

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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.