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Finding the Fourth Proportional to 133,022, 183,570.60 and 73,406

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Solution

The fourth proportional to 133,022, 183,570.60 and 73,406 is: 101,300.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,022 : 183,570.60 = 73,406 : x
  2. Step 2: Convert to fraction form
    133,022/183,570.60 = 73,406/x
  3. Step 3: Cross multiply
    133,022x = 183,570.60 × 73,406
  4. Step 4: Simplify right side
    133,022x = 13,475,183,463.60
  5. Step 5: Solve for x
    x = 13,475,183,463.60/133,022
  6. Step 6: Final answer
    x = 101,300.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.