Home / 183,103.42-274,565.25-76,455.39

Finding the Fourth Proportional to 183,103.42, 274,565.25 and 76,455.39

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Solution

The fourth proportional to 183,103.42, 274,565.25 and 76,455.39 is: 114,645.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,103.42 : 274,565.25 = 76,455.39 : x
  2. Step 2: Convert to fraction form
    183,103.42/274,565.25 = 76,455.39/x
  3. Step 3: Cross multiply
    183,103.42x = 274,565.25 × 76,455.39
  4. Step 4: Simplify right side
    183,103.42x = 20,991,992,886.92
  5. Step 5: Solve for x
    x = 20,991,992,886.92/183,103.42
  6. Step 6: Final answer
    x = 114,645.55

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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.