Home / 82,137.52-123,206.28-32,241.11

Finding the Fourth Proportional to 82,137.52, 123,206.28 and 32,241.11

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Solution

The fourth proportional to 82,137.52, 123,206.28 and 32,241.11 is: 48,361.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,137.52 : 123,206.28 = 32,241.11 : x
  2. Step 2: Convert to fraction form
    82,137.52/123,206.28 = 32,241.11/x
  3. Step 3: Cross multiply
    82,137.52x = 123,206.28 × 32,241.11
  4. Step 4: Simplify right side
    82,137.52x = 3,972,307,413.28
  5. Step 5: Solve for x
    x = 3,972,307,413.28/82,137.52
  6. Step 6: Final answer
    x = 48,361.67

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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.