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Finding the Fourth Proportional to 202,026.47, 303,039.69 and 191,924.42

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Solution

The fourth proportional to 202,026.47, 303,039.69 and 191,924.42 is: 287,886.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,026.47 : 303,039.69 = 191,924.42 : x
  2. Step 2: Convert to fraction form
    202,026.47/303,039.69 = 191,924.42/x
  3. Step 3: Cross multiply
    202,026.47x = 303,039.69 × 191,924.42
  4. Step 4: Simplify right side
    202,026.47x = 58,160,715,982.63
  5. Step 5: Solve for x
    x = 58,160,715,982.63/202,026.47
  6. Step 6: Final answer
    x = 287,886.62

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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.