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Finding the Fourth Proportional to 133,792.49, 200,722.19 and 94,426.49

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Solution

The fourth proportional to 133,792.49, 200,722.19 and 94,426.49 is: 141,663.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,792.49 : 200,722.19 = 94,426.49 : x
  2. Step 2: Convert to fraction form
    133,792.49/200,722.19 = 94,426.49/x
  3. Step 3: Cross multiply
    133,792.49x = 200,722.19 × 94,426.49
  4. Step 4: Simplify right side
    133,792.49x = 18,953,491,866.81
  5. Step 5: Solve for x
    x = 18,953,491,866.81/133,792.49
  6. Step 6: Final answer
    x = 141,663.35

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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.