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Finding the Fourth Proportional to 133,506.80, 184,232.25 and 73,065.75

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Solution

The fourth proportional to 133,506.80, 184,232.25 and 73,065.75 is: 100,826.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,506.80 : 184,232.25 = 73,065.75 : x
  2. Step 2: Convert to fraction form
    133,506.80/184,232.25 = 73,065.75/x
  3. Step 3: Cross multiply
    133,506.80x = 184,232.25 × 73,065.75
  4. Step 4: Simplify right side
    133,506.80x = 13,461,067,520.44
  5. Step 5: Solve for x
    x = 13,461,067,520.44/133,506.80
  6. Step 6: Final answer
    x = 100,826.83

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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.