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Finding the Fourth Proportional to 193,560.68, 267,109.80 and 108,677.72

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Solution

The fourth proportional to 193,560.68, 267,109.80 and 108,677.72 is: 149,973.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,560.68 : 267,109.80 = 108,677.72 : x
  2. Step 2: Convert to fraction form
    193,560.68/267,109.80 = 108,677.72/x
  3. Step 3: Cross multiply
    193,560.68x = 267,109.80 × 108,677.72
  4. Step 4: Simplify right side
    193,560.68x = 29,028,884,053.66
  5. Step 5: Solve for x
    x = 29,028,884,053.66/193,560.68
  6. Step 6: Final answer
    x = 149,973.04

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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.