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Finding the Fourth Proportional to 69,079.52, 103,637.52 and 24,710.72

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Solution

The fourth proportional to 69,079.52, 103,637.52 and 24,710.72 is: 37,072.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,079.52 : 103,637.52 = 24,710.72 : x
  2. Step 2: Convert to fraction form
    69,079.52/103,637.52 = 24,710.72/x
  3. Step 3: Cross multiply
    69,079.52x = 103,637.52 × 24,710.72
  4. Step 4: Simplify right side
    69,079.52x = 2,560,957,738.21
  5. Step 5: Solve for x
    x = 2,560,957,738.21/69,079.52
  6. Step 6: Final answer
    x = 37,072.60

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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.