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Finding the Fourth Proportional to 203,076, 304,628.64 and 62,816.64

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Solution

The fourth proportional to 203,076, 304,628.64 and 62,816.64 is: 94,229.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,076 : 304,628.64 = 62,816.64 : x
  2. Step 2: Convert to fraction form
    203,076/304,628.64 = 62,816.64/x
  3. Step 3: Cross multiply
    203,076x = 304,628.64 × 62,816.64
  4. Step 4: Simplify right side
    203,076x = 19,135,747,612.57
  5. Step 5: Solve for x
    x = 19,135,747,612.57/203,076
  6. Step 6: Final answer
    x = 94,229.49

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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.