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Finding the Fourth Proportional to 222,070.62, 332,957.95 and 122,277.81

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Solution

The fourth proportional to 222,070.62, 332,957.95 and 122,277.81 is: 183,335.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,070.62 : 332,957.95 = 122,277.81 : x
  2. Step 2: Convert to fraction form
    222,070.62/332,957.95 = 122,277.81/x
  3. Step 3: Cross multiply
    222,070.62x = 332,957.95 × 122,277.81
  4. Step 4: Simplify right side
    222,070.62x = 40,713,368,948.09
  5. Step 5: Solve for x
    x = 40,713,368,948.09/222,070.62
  6. Step 6: Final answer
    x = 183,335.23

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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.