Home / 133,682.42-184,464.20-79,947.83

Finding the Fourth Proportional to 133,682.42, 184,464.20 and 79,947.83

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Solution

The fourth proportional to 133,682.42, 184,464.20 and 79,947.83 is: 110,317.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,682.42 : 184,464.20 = 79,947.83 : x
  2. Step 2: Convert to fraction form
    133,682.42/184,464.20 = 79,947.83/x
  3. Step 3: Cross multiply
    133,682.42x = 184,464.20 × 79,947.83
  4. Step 4: Simplify right side
    133,682.42x = 14,747,513,163.72
  5. Step 5: Solve for x
    x = 14,747,513,163.72/133,682.42
  6. Step 6: Final answer
    x = 110,317.52

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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.