Home / 55,002.39-82,500.87-30,091.11

Finding the Fourth Proportional to 55,002.39, 82,500.87 and 30,091.11

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Solution

The fourth proportional to 55,002.39, 82,500.87 and 30,091.11 is: 45,135.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,002.39 : 82,500.87 = 30,091.11 : x
  2. Step 2: Convert to fraction form
    55,002.39/82,500.87 = 30,091.11/x
  3. Step 3: Cross multiply
    55,002.39x = 82,500.87 × 30,091.11
  4. Step 4: Simplify right side
    55,002.39x = 2,482,542,754.27
  5. Step 5: Solve for x
    x = 2,482,542,754.27/55,002.39
  6. Step 6: Final answer
    x = 45,135.18

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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.