Home / 69,305.42-95,641.35-39,090.65

Finding the Fourth Proportional to 69,305.42, 95,641.35 and 39,090.65

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Solution

The fourth proportional to 69,305.42, 95,641.35 and 39,090.65 is: 53,945.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,305.42 : 95,641.35 = 39,090.65 : x
  2. Step 2: Convert to fraction form
    69,305.42/95,641.35 = 39,090.65/x
  3. Step 3: Cross multiply
    69,305.42x = 95,641.35 × 39,090.65
  4. Step 4: Simplify right side
    69,305.42x = 3,738,682,060.17
  5. Step 5: Solve for x
    x = 3,738,682,060.17/69,305.42
  6. Step 6: Final answer
    x = 53,945.02

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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.