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Finding the Fourth Proportional to 133,677, 184,474.30 and 79,964.28

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Solution

The fourth proportional to 133,677, 184,474.30 and 79,964.28 is: 110,350.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,677 : 184,474.30 = 79,964.28 : x
  2. Step 2: Convert to fraction form
    133,677/184,474.30 = 79,964.28/x
  3. Step 3: Cross multiply
    133,677x = 184,474.30 × 79,964.28
  4. Step 4: Simplify right side
    133,677x = 14,751,354,578.00
  5. Step 5: Solve for x
    x = 14,751,354,578.00/133,677
  6. Step 6: Final answer
    x = 110,350.73

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1.5x scale

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.