Home / 132,871.80-184,632.64-131,195.12

Finding the Fourth Proportional to 132,871.80, 184,632.64 and 131,195.12

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Solution

The fourth proportional to 132,871.80, 184,632.64 and 131,195.12 is: 182,302.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,871.80 : 184,632.64 = 131,195.12 : x
  2. Step 2: Convert to fraction form
    132,871.80/184,632.64 = 131,195.12/x
  3. Step 3: Cross multiply
    132,871.80x = 184,632.64 × 131,195.12
  4. Step 4: Simplify right side
    132,871.80x = 24,222,901,360.72
  5. Step 5: Solve for x
    x = 24,222,901,360.72/132,871.80
  6. Step 6: Final answer
    x = 182,302.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.