Home / 160,086.90-240,166-47,769.06

Finding the Fourth Proportional to 160,086.90, 240,166 and 47,769.06

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Solution

The fourth proportional to 160,086.90, 240,166 and 47,769.06 is: 71,664.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,086.90 : 240,166 = 47,769.06 : x
  2. Step 2: Convert to fraction form
    160,086.90/240,166 = 47,769.06/x
  3. Step 3: Cross multiply
    160,086.90x = 240,166 × 47,769.06
  4. Step 4: Simplify right side
    160,086.90x = 11,472,504,063.96
  5. Step 5: Solve for x
    x = 11,472,504,063.96/160,086.90
  6. Step 6: Final answer
    x = 71,664.23

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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.