Home / 88,981.37-133,379.07-29,768.33

Finding the Fourth Proportional to 88,981.37, 133,379.07 and 29,768.33

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Solution

The fourth proportional to 88,981.37, 133,379.07 and 29,768.33 is: 44,621.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,981.37 : 133,379.07 = 29,768.33 : x
  2. Step 2: Convert to fraction form
    88,981.37/133,379.07 = 29,768.33/x
  3. Step 3: Cross multiply
    88,981.37x = 133,379.07 × 29,768.33
  4. Step 4: Simplify right side
    88,981.37x = 3,970,472,170.85
  5. Step 5: Solve for x
    x = 3,970,472,170.85/88,981.37
  6. Step 6: Final answer
    x = 44,621.39

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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.