Home / 79,948.79-110,327.54-43,649

Finding the Fourth Proportional to 79,948.79, 110,327.54 and 43,649

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Solution

The fourth proportional to 79,948.79, 110,327.54 and 43,649 is: 60,234.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,948.79 : 110,327.54 = 43,649 : x
  2. Step 2: Convert to fraction form
    79,948.79/110,327.54 = 43,649/x
  3. Step 3: Cross multiply
    79,948.79x = 110,327.54 × 43,649
  4. Step 4: Simplify right side
    79,948.79x = 4,815,686,793.46
  5. Step 5: Solve for x
    x = 4,815,686,793.46/79,948.79
  6. Step 6: Final answer
    x = 60,234.64

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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.