Home / 74,534.46-111,801.69-51,089.82

Finding the Fourth Proportional to 74,534.46, 111,801.69 and 51,089.82

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Solution

The fourth proportional to 74,534.46, 111,801.69 and 51,089.82 is: 76,634.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,534.46 : 111,801.69 = 51,089.82 : x
  2. Step 2: Convert to fraction form
    74,534.46/111,801.69 = 51,089.82/x
  3. Step 3: Cross multiply
    74,534.46x = 111,801.69 × 51,089.82
  4. Step 4: Simplify right side
    74,534.46x = 5,711,928,217.80
  5. Step 5: Solve for x
    x = 5,711,928,217.80/74,534.46
  6. Step 6: Final answer
    x = 76,634.73

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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.