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Finding the Fourth Proportional to 221,957.37, 332,921.48 and 95,592.51

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Solution

The fourth proportional to 221,957.37, 332,921.48 and 95,592.51 is: 143,382.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,957.37 : 332,921.48 = 95,592.51 : x
  2. Step 2: Convert to fraction form
    221,957.37/332,921.48 = 95,592.51/x
  3. Step 3: Cross multiply
    221,957.37x = 332,921.48 × 95,592.51
  4. Step 4: Simplify right side
    221,957.37x = 31,824,799,428.15
  5. Step 5: Solve for x
    x = 31,824,799,428.15/221,957.37
  6. Step 6: Final answer
    x = 143,382.49

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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.