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Finding the Fourth Proportional to 69,302.56, 103,988.40 and 24,939.24

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Solution

The fourth proportional to 69,302.56, 103,988.40 and 24,939.24 is: 37,421.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,302.56 : 103,988.40 = 24,939.24 : x
  2. Step 2: Convert to fraction form
    69,302.56/103,988.40 = 24,939.24/x
  3. Step 3: Cross multiply
    69,302.56x = 103,988.40 × 24,939.24
  4. Step 4: Simplify right side
    69,302.56x = 2,593,391,664.82
  5. Step 5: Solve for x
    x = 2,593,391,664.82/69,302.56
  6. Step 6: Final answer
    x = 37,421.30

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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.