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Finding the Fourth Proportional to 167,253.68, 230,809.74 and 91,800.56

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Solution

The fourth proportional to 167,253.68, 230,809.74 and 91,800.56 is: 126,684.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,253.68 : 230,809.74 = 91,800.56 : x
  2. Step 2: Convert to fraction form
    167,253.68/230,809.74 = 91,800.56/x
  3. Step 3: Cross multiply
    167,253.68x = 230,809.74 × 91,800.56
  4. Step 4: Simplify right side
    167,253.68x = 21,188,463,385.45
  5. Step 5: Solve for x
    x = 21,188,463,385.45/167,253.68
  6. Step 6: Final answer
    x = 126,684.59

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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.