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Finding the Fourth Proportional to 133,792.68, 184,631.76 and 73,363.85

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Solution

The fourth proportional to 133,792.68, 184,631.76 and 73,363.85 is: 101,240.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,792.68 : 184,631.76 = 73,363.85 : x
  2. Step 2: Convert to fraction form
    133,792.68/184,631.76 = 73,363.85/x
  3. Step 3: Cross multiply
    133,792.68x = 184,631.76 × 73,363.85
  4. Step 4: Simplify right side
    133,792.68x = 13,545,295,822.72
  5. Step 5: Solve for x
    x = 13,545,295,822.72/133,792.68
  6. Step 6: Final answer
    x = 101,240.93

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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.