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Finding the Fourth Proportional to 202,454.82, 303,651.06 and 67,521.28

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Solution

The fourth proportional to 202,454.82, 303,651.06 and 67,521.28 is: 101,271.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,454.82 : 303,651.06 = 67,521.28 : x
  2. Step 2: Convert to fraction form
    202,454.82/303,651.06 = 67,521.28/x
  3. Step 3: Cross multiply
    202,454.82x = 303,651.06 × 67,521.28
  4. Step 4: Simplify right side
    202,454.82x = 20,502,908,244.56
  5. Step 5: Solve for x
    x = 20,502,908,244.56/202,454.82
  6. Step 6: Final answer
    x = 101,271.52

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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.