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Finding the Fourth Proportional to 82,794.64, 124,212.88 and 23,630.48

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Solution

The fourth proportional to 82,794.64, 124,212.88 and 23,630.48 is: 35,451.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,794.64 : 124,212.88 = 23,630.48 : x
  2. Step 2: Convert to fraction form
    82,794.64/124,212.88 = 23,630.48/x
  3. Step 3: Cross multiply
    82,794.64x = 124,212.88 × 23,630.48
  4. Step 4: Simplify right side
    82,794.64x = 2,935,209,976.58
  5. Step 5: Solve for x
    x = 2,935,209,976.58/82,794.64
  6. Step 6: Final answer
    x = 35,451.69

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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.