Home / 65,081.10-97,636.66-27,642.38

Finding the Fourth Proportional to 65,081.10, 97,636.66 and 27,642.38

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Solution

The fourth proportional to 65,081.10, 97,636.66 and 27,642.38 is: 41,469.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,081.10 : 97,636.66 = 27,642.38 : x
  2. Step 2: Convert to fraction form
    65,081.10/97,636.66 = 27,642.38/x
  3. Step 3: Cross multiply
    65,081.10x = 97,636.66 × 27,642.38
  4. Step 4: Simplify right side
    65,081.10x = 2,698,909,657.65
  5. Step 5: Solve for x
    x = 2,698,909,657.65/65,081.10
  6. Step 6: Final answer
    x = 41,469.95

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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.