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Finding the Fourth Proportional to 202,121.49, 303,392.52 and 148,873.59

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Solution

The fourth proportional to 202,121.49, 303,392.52 and 148,873.59 is: 223,465.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,121.49 : 303,392.52 = 148,873.59 : x
  2. Step 2: Convert to fraction form
    202,121.49/303,392.52 = 148,873.59/x
  3. Step 3: Cross multiply
    202,121.49x = 303,392.52 × 148,873.59
  4. Step 4: Simplify right side
    202,121.49x = 45,167,133,631.55
  5. Step 5: Solve for x
    x = 45,167,133,631.55/202,121.49
  6. Step 6: Final answer
    x = 223,465.27

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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.