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Finding the Fourth Proportional to 79,801.76, 110,134.20 and 59,623.62

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Solution

The fourth proportional to 79,801.76, 110,134.20 and 59,623.62 is: 82,286.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,801.76 : 110,134.20 = 59,623.62 : x
  2. Step 2: Convert to fraction form
    79,801.76/110,134.20 = 59,623.62/x
  3. Step 3: Cross multiply
    79,801.76x = 110,134.20 × 59,623.62
  4. Step 4: Simplify right side
    79,801.76x = 6,566,599,689.80
  5. Step 5: Solve for x
    x = 6,566,599,689.80/79,801.76
  6. Step 6: Final answer
    x = 82,286.41

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1.5x scale

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.