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Finding the Fourth Proportional to 64,292.61, 96,392.19 and 26,863.38

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Solution

The fourth proportional to 64,292.61, 96,392.19 and 26,863.38 is: 40,275.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,292.61 : 96,392.19 = 26,863.38 : x
  2. Step 2: Convert to fraction form
    64,292.61/96,392.19 = 26,863.38/x
  3. Step 3: Cross multiply
    64,292.61x = 96,392.19 × 26,863.38
  4. Step 4: Simplify right side
    64,292.61x = 2,589,420,029.00
  5. Step 5: Solve for x
    x = 2,589,420,029.00/64,292.61
  6. Step 6: Final answer
    x = 40,275.55

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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.