Home / 55,107.12-76,034.52-34,956.69

Finding the Fourth Proportional to 55,107.12, 76,034.52 and 34,956.69

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Solution

The fourth proportional to 55,107.12, 76,034.52 and 34,956.69 is: 48,231.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,107.12 : 76,034.52 = 34,956.69 : x
  2. Step 2: Convert to fraction form
    55,107.12/76,034.52 = 34,956.69/x
  3. Step 3: Cross multiply
    55,107.12x = 76,034.52 × 34,956.69
  4. Step 4: Simplify right side
    55,107.12x = 2,657,915,144.94
  5. Step 5: Solve for x
    x = 2,657,915,144.94/55,107.12
  6. Step 6: Final answer
    x = 48,231.79

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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.