Home / 75,096.12-103,658.52-43,277.68

Finding the Fourth Proportional to 75,096.12, 103,658.52 and 43,277.68

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Solution

The fourth proportional to 75,096.12, 103,658.52 and 43,277.68 is: 59,738.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,096.12 : 103,658.52 = 43,277.68 : x
  2. Step 2: Convert to fraction form
    75,096.12/103,658.52 = 43,277.68/x
  3. Step 3: Cross multiply
    75,096.12x = 103,658.52 × 43,277.68
  4. Step 4: Simplify right side
    75,096.12x = 4,486,100,257.83
  5. Step 5: Solve for x
    x = 4,486,100,257.83/75,096.12
  6. Step 6: Final answer
    x = 59,738.11

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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.