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Finding the Fourth Proportional to 194,001, 267,736.80 and 109,124.34

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Solution

The fourth proportional to 194,001, 267,736.80 and 109,124.34 is: 150,600.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,001 : 267,736.80 = 109,124.34 : x
  2. Step 2: Convert to fraction form
    194,001/267,736.80 = 109,124.34/x
  3. Step 3: Cross multiply
    194,001x = 267,736.80 × 109,124.34
  4. Step 4: Simplify right side
    194,001x = 29,216,601,593.71
  5. Step 5: Solve for x
    x = 29,216,601,593.71/194,001
  6. Step 6: Final answer
    x = 150,600.26

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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.