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Finding the Fourth Proportional to 202,098.97, 303,812.79 and 187,484.41

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Solution

The fourth proportional to 202,098.97, 303,812.79 and 187,484.41 is: 281,842.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,098.97 : 303,812.79 = 187,484.41 : x
  2. Step 2: Convert to fraction form
    202,098.97/303,812.79 = 187,484.41/x
  3. Step 3: Cross multiply
    202,098.97x = 303,812.79 × 187,484.41
  4. Step 4: Simplify right side
    202,098.97x = 56,960,161,683.60
  5. Step 5: Solve for x
    x = 56,960,161,683.60/202,098.97
  6. Step 6: Final answer
    x = 281,842.91

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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.