Home / 143,267.28-197,697.27-82,841.83

Finding the Fourth Proportional to 143,267.28, 197,697.27 and 82,841.83

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Solution

The fourth proportional to 143,267.28, 197,697.27 and 82,841.83 is: 114,315.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,267.28 : 197,697.27 = 82,841.83 : x
  2. Step 2: Convert to fraction form
    143,267.28/197,697.27 = 82,841.83/x
  3. Step 3: Cross multiply
    143,267.28x = 197,697.27 × 82,841.83
  4. Step 4: Simplify right side
    143,267.28x = 16,377,603,632.80
  5. Step 5: Solve for x
    x = 16,377,603,632.80/143,267.28
  6. Step 6: Final answer
    x = 114,315.03

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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.