Home / 73,770.31-110,648.78-29,385.15

Finding the Fourth Proportional to 73,770.31, 110,648.78 and 29,385.15

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Solution

The fourth proportional to 73,770.31, 110,648.78 and 29,385.15 is: 44,075.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,770.31 : 110,648.78 = 29,385.15 : x
  2. Step 2: Convert to fraction form
    73,770.31/110,648.78 = 29,385.15/x
  3. Step 3: Cross multiply
    73,770.31x = 110,648.78 × 29,385.15
  4. Step 4: Simplify right side
    73,770.31x = 3,251,430,997.62
  5. Step 5: Solve for x
    x = 3,251,430,997.62/73,770.31
  6. Step 6: Final answer
    x = 44,075.06

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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.