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Finding the Fourth Proportional to 202,235.10, 303,935.85 and 176,574.30

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Solution

The fourth proportional to 202,235.10, 303,935.85 and 176,574.30 is: 265,370.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,235.10 : 303,935.85 = 176,574.30 : x
  2. Step 2: Convert to fraction form
    202,235.10/303,935.85 = 176,574.30/x
  3. Step 3: Cross multiply
    202,235.10x = 303,935.85 × 176,574.30
  4. Step 4: Simplify right side
    202,235.10x = 53,667,259,958.66
  5. Step 5: Solve for x
    x = 53,667,259,958.66/202,235.10
  6. Step 6: Final answer
    x = 265,370.65

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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.