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Finding the Fourth Proportional to 133,796.72, 184,645.07 and 73,369.69

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Solution

The fourth proportional to 133,796.72, 184,645.07 and 73,369.69 is: 101,253.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,796.72 : 184,645.07 = 73,369.69 : x
  2. Step 2: Convert to fraction form
    133,796.72/184,645.07 = 73,369.69/x
  3. Step 3: Cross multiply
    133,796.72x = 184,645.07 × 73,369.69
  4. Step 4: Simplify right side
    133,796.72x = 13,547,351,267.74
  5. Step 5: Solve for x
    x = 13,547,351,267.74/133,796.72
  6. Step 6: Final answer
    x = 101,253.24

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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.