Home / 79,929.20-110,234.58-48,092.15

Finding the Fourth Proportional to 79,929.20, 110,234.58 and 48,092.15

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Solution

The fourth proportional to 79,929.20, 110,234.58 and 48,092.15 is: 66,326.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,929.20 : 110,234.58 = 48,092.15 : x
  2. Step 2: Convert to fraction form
    79,929.20/110,234.58 = 48,092.15/x
  3. Step 3: Cross multiply
    79,929.20x = 110,234.58 × 48,092.15
  4. Step 4: Simplify right side
    79,929.20x = 5,301,417,956.55
  5. Step 5: Solve for x
    x = 5,301,417,956.55/79,929.20
  6. Step 6: Final answer
    x = 66,326.42

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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.