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Finding the Fourth Proportional to 193,498.34, 267,013.08 and 108,599

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Solution

The fourth proportional to 193,498.34, 267,013.08 and 108,599 is: 149,858.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,498.34 : 267,013.08 = 108,599 : x
  2. Step 2: Convert to fraction form
    193,498.34/267,013.08 = 108,599/x
  3. Step 3: Cross multiply
    193,498.34x = 267,013.08 × 108,599
  4. Step 4: Simplify right side
    193,498.34x = 28,997,353,474.92
  5. Step 5: Solve for x
    x = 28,997,353,474.92/193,498.34
  6. Step 6: Final answer
    x = 149,858.41

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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.