Home / 67,728.29-101,592.77-27,769.10

Finding the Fourth Proportional to 67,728.29, 101,592.77 and 27,769.10

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Solution

The fourth proportional to 67,728.29, 101,592.77 and 27,769.10 is: 41,653.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,728.29 : 101,592.77 = 27,769.10 : x
  2. Step 2: Convert to fraction form
    67,728.29/101,592.77 = 27,769.10/x
  3. Step 3: Cross multiply
    67,728.29x = 101,592.77 × 27,769.10
  4. Step 4: Simplify right side
    67,728.29x = 2,821,139,948.36
  5. Step 5: Solve for x
    x = 2,821,139,948.36/67,728.29
  6. Step 6: Final answer
    x = 41,653.79

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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.