Home / 193,515.46-267,042.33-107,479.94

Finding the Fourth Proportional to 193,515.46, 267,042.33 and 107,479.94

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Solution

The fourth proportional to 193,515.46, 267,042.33 and 107,479.94 is: 148,317.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,515.46 : 267,042.33 = 107,479.94 : x
  2. Step 2: Convert to fraction form
    193,515.46/267,042.33 = 107,479.94/x
  3. Step 3: Cross multiply
    193,515.46x = 267,042.33 × 107,479.94
  4. Step 4: Simplify right side
    193,515.46x = 28,701,692,270.65
  5. Step 5: Solve for x
    x = 28,701,692,270.65/193,515.46
  6. Step 6: Final answer
    x = 148,317.31

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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.