Home / 133,821.26-184,675.71-73,391.38

Finding the Fourth Proportional to 133,821.26, 184,675.71 and 73,391.38

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Solution

The fourth proportional to 133,821.26, 184,675.71 and 73,391.38 is: 101,281.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,821.26 : 184,675.71 = 73,391.38 : x
  2. Step 2: Convert to fraction form
    133,821.26/184,675.71 = 73,391.38/x
  3. Step 3: Cross multiply
    133,821.26x = 184,675.71 × 73,391.38
  4. Step 4: Simplify right side
    133,821.26x = 13,553,606,061.71
  5. Step 5: Solve for x
    x = 13,553,606,061.71/133,821.26
  6. Step 6: Final answer
    x = 101,281.41

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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.