Home / 132,604.86-182,912.07-80,898.33

Finding the Fourth Proportional to 132,604.86, 182,912.07 and 80,898.33

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Solution

The fourth proportional to 132,604.86, 182,912.07 and 80,898.33 is: 111,589.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,604.86 : 182,912.07 = 80,898.33 : x
  2. Step 2: Convert to fraction form
    132,604.86/182,912.07 = 80,898.33/x
  3. Step 3: Cross multiply
    132,604.86x = 182,912.07 × 80,898.33
  4. Step 4: Simplify right side
    132,604.86x = 14,797,280,999.84
  5. Step 5: Solve for x
    x = 14,797,280,999.84/132,604.86
  6. Step 6: Final answer
    x = 111,589.28

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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.