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Finding the Fourth Proportional to 222,147.71, 332,803.08 and 109,696.28

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Solution

The fourth proportional to 222,147.71, 332,803.08 and 109,696.28 is: 164,337.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,147.71 : 332,803.08 = 109,696.28 : x
  2. Step 2: Convert to fraction form
    222,147.71/332,803.08 = 109,696.28/x
  3. Step 3: Cross multiply
    222,147.71x = 332,803.08 × 109,696.28
  4. Step 4: Simplify right side
    222,147.71x = 36,507,258,184.53
  5. Step 5: Solve for x
    x = 36,507,258,184.53/222,147.71
  6. Step 6: Final answer
    x = 164,337.76

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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.