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Finding the Fourth Proportional to 133,503.50, 184,227.69 and 73,062.45

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Solution

The fourth proportional to 133,503.50, 184,227.69 and 73,062.45 is: 100,822.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,503.50 : 184,227.69 = 73,062.45 : x
  2. Step 2: Convert to fraction form
    133,503.50/184,227.69 = 73,062.45/x
  3. Step 3: Cross multiply
    133,503.50x = 184,227.69 × 73,062.45
  4. Step 4: Simplify right side
    133,503.50x = 13,460,126,663.22
  5. Step 5: Solve for x
    x = 13,460,126,663.22/133,503.50
  6. Step 6: Final answer
    x = 100,822.28

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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.