Home / 88,961.78-133,356.94-32,771.17

Finding the Fourth Proportional to 88,961.78, 133,356.94 and 32,771.17

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Solution

The fourth proportional to 88,961.78, 133,356.94 and 32,771.17 is: 49,125.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,961.78 : 133,356.94 = 32,771.17 : x
  2. Step 2: Convert to fraction form
    88,961.78/133,356.94 = 32,771.17/x
  3. Step 3: Cross multiply
    88,961.78x = 133,356.94 × 32,771.17
  4. Step 4: Simplify right side
    88,961.78x = 4,370,262,871.70
  5. Step 5: Solve for x
    x = 4,370,262,871.70/88,961.78
  6. Step 6: Final answer
    x = 49,125.17

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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.