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Finding the Fourth Proportional to 83,794.68, 115,661.58 and 48,008.52

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Solution

The fourth proportional to 83,794.68, 115,661.58 and 48,008.52 is: 66,266.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,794.68 : 115,661.58 = 48,008.52 : x
  2. Step 2: Convert to fraction form
    83,794.68/115,661.58 = 48,008.52/x
  3. Step 3: Cross multiply
    83,794.68x = 115,661.58 × 48,008.52
  4. Step 4: Simplify right side
    83,794.68x = 5,552,740,698.35
  5. Step 5: Solve for x
    x = 5,552,740,698.35/83,794.68
  6. Step 6: Final answer
    x = 66,266.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.