Home / 55,758.78-76,946.92-30,265.14

Finding the Fourth Proportional to 55,758.78, 76,946.92 and 30,265.14

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Solution

The fourth proportional to 55,758.78, 76,946.92 and 30,265.14 is: 41,765.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,758.78 : 76,946.92 = 30,265.14 : x
  2. Step 2: Convert to fraction form
    55,758.78/76,946.92 = 30,265.14/x
  3. Step 3: Cross multiply
    55,758.78x = 76,946.92 × 30,265.14
  4. Step 4: Simplify right side
    55,758.78x = 2,328,809,230.71
  5. Step 5: Solve for x
    x = 2,328,809,230.71/55,758.78
  6. Step 6: Final answer
    x = 41,765.79

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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.