Home / 183,348.85-274,954.15-76,740.19

Finding the Fourth Proportional to 183,348.85, 274,954.15 and 76,740.19

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Solution

The fourth proportional to 183,348.85, 274,954.15 and 76,740.19 is: 115,081.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,348.85 : 274,954.15 = 76,740.19 : x
  2. Step 2: Convert to fraction form
    183,348.85/274,954.15 = 76,740.19/x
  3. Step 3: Cross multiply
    183,348.85x = 274,954.15 × 76,740.19
  4. Step 4: Simplify right side
    183,348.85x = 21,100,034,235.78
  5. Step 5: Solve for x
    x = 21,100,034,235.78/183,348.85
  6. Step 6: Final answer
    x = 115,081.36

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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.