Home / 88,012.09-131,974.41-28,032.73

Finding the Fourth Proportional to 88,012.09, 131,974.41 and 28,032.73

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Solution

The fourth proportional to 88,012.09, 131,974.41 and 28,032.73 is: 42,035.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,012.09 : 131,974.41 = 28,032.73 : x
  2. Step 2: Convert to fraction form
    88,012.09/131,974.41 = 28,032.73/x
  3. Step 3: Cross multiply
    88,012.09x = 131,974.41 × 28,032.73
  4. Step 4: Simplify right side
    88,012.09x = 3,699,603,002.44
  5. Step 5: Solve for x
    x = 3,699,603,002.44/88,012.09
  6. Step 6: Final answer
    x = 42,035.17

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1.5x scale

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.