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Finding the Fourth Proportional to 221,889.60, 332,877.60 and 95,529.60

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Solution

The fourth proportional to 221,889.60, 332,877.60 and 95,529.60 is: 143,313.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,889.60 : 332,877.60 = 95,529.60 : x
  2. Step 2: Convert to fraction form
    221,889.60/332,877.60 = 95,529.60/x
  3. Step 3: Cross multiply
    221,889.60x = 332,877.60 × 95,529.60
  4. Step 4: Simplify right side
    221,889.60x = 31,799,663,976.96
  5. Step 5: Solve for x
    x = 31,799,663,976.96/221,889.60
  6. Step 6: Final answer
    x = 143,313.00

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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.