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Finding the Fourth Proportional to 133,819.76, 184,674.76 and 73,393.04

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Solution

The fourth proportional to 133,819.76, 184,674.76 and 73,393.04 is: 101,284.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,819.76 : 184,674.76 = 73,393.04 : x
  2. Step 2: Convert to fraction form
    133,819.76/184,674.76 = 73,393.04/x
  3. Step 3: Cross multiply
    133,819.76x = 184,674.76 × 73,393.04
  4. Step 4: Simplify right side
    133,819.76x = 13,553,842,047.67
  5. Step 5: Solve for x
    x = 13,553,842,047.67/133,819.76
  6. Step 6: Final answer
    x = 101,284.31

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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.