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Finding the Fourth Proportional to 202,019.60, 303,002.52 and 146,126.48

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Solution

The fourth proportional to 202,019.60, 303,002.52 and 146,126.48 is: 219,170.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,019.60 : 303,002.52 = 146,126.48 : x
  2. Step 2: Convert to fraction form
    202,019.60/303,002.52 = 146,126.48/x
  3. Step 3: Cross multiply
    202,019.60x = 303,002.52 × 146,126.48
  4. Step 4: Simplify right side
    202,019.60x = 44,276,691,678.73
  5. Step 5: Solve for x
    x = 44,276,691,678.73/202,019.60
  6. Step 6: Final answer
    x = 219,170.28

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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.