Home / 69,385.01-95,749.29-39,170.79

Finding the Fourth Proportional to 69,385.01, 95,749.29 and 39,170.79

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Solution

The fourth proportional to 69,385.01, 95,749.29 and 39,170.79 is: 54,054.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,385.01 : 95,749.29 = 39,170.79 : x
  2. Step 2: Convert to fraction form
    69,385.01/95,749.29 = 39,170.79/x
  3. Step 3: Cross multiply
    69,385.01x = 95,749.29 × 39,170.79
  4. Step 4: Simplify right side
    69,385.01x = 3,750,575,331.24
  5. Step 5: Solve for x
    x = 3,750,575,331.24/69,385.01
  6. Step 6: Final answer
    x = 54,054.55

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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.