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Finding the Fourth Proportional to 166,797, 230,180.58 and 91,346.76

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Solution

The fourth proportional to 166,797, 230,180.58 and 91,346.76 is: 126,058.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,797 : 230,180.58 = 91,346.76 : x
  2. Step 2: Convert to fraction form
    166,797/230,180.58 = 91,346.76/x
  3. Step 3: Cross multiply
    166,797x = 230,180.58 × 91,346.76
  4. Step 4: Simplify right side
    166,797x = 21,026,250,197.92
  5. Step 5: Solve for x
    x = 21,026,250,197.92/166,797
  6. Step 6: Final answer
    x = 126,058.92

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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.