Home / 65,656.26-98,514.63-40,725.54

Finding the Fourth Proportional to 65,656.26, 98,514.63 and 40,725.54

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Solution

The fourth proportional to 65,656.26, 98,514.63 and 40,725.54 is: 61,107.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,656.26 : 98,514.63 = 40,725.54 : x
  2. Step 2: Convert to fraction form
    65,656.26/98,514.63 = 40,725.54/x
  3. Step 3: Cross multiply
    65,656.26x = 98,514.63 × 40,725.54
  4. Step 4: Simplify right side
    65,656.26x = 4,012,061,504.65
  5. Step 5: Solve for x
    x = 4,012,061,504.65/65,656.26
  6. Step 6: Final answer
    x = 61,107.07

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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.