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Finding the Fourth Proportional to 222,140.40, 332,951.40 and 88,954.80

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Solution

The fourth proportional to 222,140.40, 332,951.40 and 88,954.80 is: 133,328.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,140.40 : 332,951.40 = 88,954.80 : x
  2. Step 2: Convert to fraction form
    222,140.40/332,951.40 = 88,954.80/x
  3. Step 3: Cross multiply
    222,140.40x = 332,951.40 × 88,954.80
  4. Step 4: Simplify right side
    222,140.40x = 29,617,625,196.72
  5. Step 5: Solve for x
    x = 29,617,625,196.72/222,140.40
  6. Step 6: Final answer
    x = 133,328.40

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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.