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Finding the Fourth Proportional to 133,510.48, 184,244.43 and 73,081.24

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Solution

The fourth proportional to 133,510.48, 184,244.43 and 73,081.24 is: 100,852.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,510.48 : 184,244.43 = 73,081.24 : x
  2. Step 2: Convert to fraction form
    133,510.48/184,244.43 = 73,081.24/x
  3. Step 3: Cross multiply
    133,510.48x = 184,244.43 × 73,081.24
  4. Step 4: Simplify right side
    133,510.48x = 13,464,811,407.49
  5. Step 5: Solve for x
    x = 13,464,811,407.49/133,510.48
  6. Step 6: Final answer
    x = 100,852.09

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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.