Home / 132,464.19-182,793.20-75,879.21

Finding the Fourth Proportional to 132,464.19, 182,793.20 and 75,879.21

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Solution

The fourth proportional to 132,464.19, 182,793.20 and 75,879.21 is: 104,709.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,464.19 : 182,793.20 = 75,879.21 : x
  2. Step 2: Convert to fraction form
    132,464.19/182,793.20 = 75,879.21/x
  3. Step 3: Cross multiply
    132,464.19x = 182,793.20 × 75,879.21
  4. Step 4: Simplify right side
    132,464.19x = 13,870,203,229.98
  5. Step 5: Solve for x
    x = 13,870,203,229.98/132,464.19
  6. Step 6: Final answer
    x = 104,709.08

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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.