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Finding the Fourth Proportional to 179,892.96, 248,273.28 and 149,624.88

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Solution

The fourth proportional to 179,892.96, 248,273.28 and 149,624.88 is: 206,499.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,892.96 : 248,273.28 = 149,624.88 : x
  2. Step 2: Convert to fraction form
    179,892.96/248,273.28 = 149,624.88/x
  3. Step 3: Cross multiply
    179,892.96x = 248,273.28 × 149,624.88
  4. Step 4: Simplify right side
    179,892.96x = 37,147,859,727.21
  5. Step 5: Solve for x
    x = 37,147,859,727.21/179,892.96
  6. Step 6: Final answer
    x = 206,499.80

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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.