Home / 76,046.67-104,909.49-49,197.83

Finding the Fourth Proportional to 76,046.67, 104,909.49 and 49,197.83

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Solution

The fourth proportional to 76,046.67, 104,909.49 and 49,197.83 is: 67,870.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,046.67 : 104,909.49 = 49,197.83 : x
  2. Step 2: Convert to fraction form
    76,046.67/104,909.49 = 49,197.83/x
  3. Step 3: Cross multiply
    76,046.67x = 104,909.49 × 49,197.83
  4. Step 4: Simplify right side
    76,046.67x = 5,161,318,729.86
  5. Step 5: Solve for x
    x = 5,161,318,729.86/76,046.67
  6. Step 6: Final answer
    x = 67,870.41

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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.