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Finding the Fourth Proportional to 133,767.86, 184,599.59 and 73,337.20

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Solution

The fourth proportional to 133,767.86, 184,599.59 and 73,337.20 is: 101,205.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,767.86 : 184,599.59 = 73,337.20 : x
  2. Step 2: Convert to fraction form
    133,767.86/184,599.59 = 73,337.20/x
  3. Step 3: Cross multiply
    133,767.86x = 184,599.59 × 73,337.20
  4. Step 4: Simplify right side
    133,767.86x = 13,538,016,223.56
  5. Step 5: Solve for x
    x = 13,538,016,223.56/133,767.86
  6. Step 6: Final answer
    x = 101,205.30

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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.