Home / 149,479.80-206,165.48-95,769.84

Finding the Fourth Proportional to 149,479.80, 206,165.48 and 95,769.84

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Solution

The fourth proportional to 149,479.80, 206,165.48 and 95,769.84 is: 132,087.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,479.80 : 206,165.48 = 95,769.84 : x
  2. Step 2: Convert to fraction form
    149,479.80/206,165.48 = 95,769.84/x
  3. Step 3: Cross multiply
    149,479.80x = 206,165.48 × 95,769.84
  4. Step 4: Simplify right side
    149,479.80x = 19,744,434,554.27
  5. Step 5: Solve for x
    x = 19,744,434,554.27/149,479.80
  6. Step 6: Final answer
    x = 132,087.64

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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.