Home / 72,568.06-108,853.25-27,590.11

Finding the Fourth Proportional to 72,568.06, 108,853.25 and 27,590.11

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Solution

The fourth proportional to 72,568.06, 108,853.25 and 27,590.11 is: 41,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,568.06 : 108,853.25 = 27,590.11 : x
  2. Step 2: Convert to fraction form
    72,568.06/108,853.25 = 27,590.11/x
  3. Step 3: Cross multiply
    72,568.06x = 108,853.25 × 27,590.11
  4. Step 4: Simplify right side
    72,568.06x = 3,003,272,528.12
  5. Step 5: Solve for x
    x = 3,003,272,528.12/72,568.06
  6. Step 6: Final answer
    x = 41,385.60

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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.