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Finding the Fourth Proportional to 167,215.25, 250,675.20 and 127,947.66

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Solution

The fourth proportional to 167,215.25, 250,675.20 and 127,947.66 is: 191,808.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,215.25 : 250,675.20 = 127,947.66 : x
  2. Step 2: Convert to fraction form
    167,215.25/250,675.20 = 127,947.66/x
  3. Step 3: Cross multiply
    167,215.25x = 250,675.20 × 127,947.66
  4. Step 4: Simplify right side
    167,215.25x = 32,073,305,260.03
  5. Step 5: Solve for x
    x = 32,073,305,260.03/167,215.25
  6. Step 6: Final answer
    x = 191,808.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.