Home / 69,302.23-103,956.28-27,178.58

Finding the Fourth Proportional to 69,302.23, 103,956.28 and 27,178.58

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Solution

The fourth proportional to 69,302.23, 103,956.28 and 27,178.58 is: 40,769.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,302.23 : 103,956.28 = 27,178.58 : x
  2. Step 2: Convert to fraction form
    69,302.23/103,956.28 = 27,178.58/x
  3. Step 3: Cross multiply
    69,302.23x = 103,956.28 × 27,178.58
  4. Step 4: Simplify right side
    69,302.23x = 2,825,384,264.43
  5. Step 5: Solve for x
    x = 2,825,384,264.43/69,302.23
  6. Step 6: Final answer
    x = 40,769.03

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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.