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Finding the Fourth Proportional to 222,056.80, 332,890.80 and 133,345.60

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Solution

The fourth proportional to 222,056.80, 332,890.80 and 133,345.60 is: 199,901.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,056.80 : 332,890.80 = 133,345.60 : x
  2. Step 2: Convert to fraction form
    222,056.80/332,890.80 = 133,345.60/x
  3. Step 3: Cross multiply
    222,056.80x = 332,890.80 × 133,345.60
  4. Step 4: Simplify right side
    222,056.80x = 44,389,523,460.48
  5. Step 5: Solve for x
    x = 44,389,523,460.48/222,056.80
  6. Step 6: Final answer
    x = 199,901.66

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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.