Home / 193,865.43-267,513.89-107,810.47

Finding the Fourth Proportional to 193,865.43, 267,513.89 and 107,810.47

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Solution

The fourth proportional to 193,865.43, 267,513.89 and 107,810.47 is: 148,767.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,865.43 : 267,513.89 = 107,810.47 : x
  2. Step 2: Convert to fraction form
    193,865.43/267,513.89 = 107,810.47/x
  3. Step 3: Cross multiply
    193,865.43x = 267,513.89 × 107,810.47
  4. Step 4: Simplify right side
    193,865.43x = 28,840,798,212.43
  5. Step 5: Solve for x
    x = 28,840,798,212.43/193,865.43
  6. Step 6: Final answer
    x = 148,767.10

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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.