Home / 239,367.10-330,320.73-131,934.76

Finding the Fourth Proportional to 239,367.10, 330,320.73 and 131,934.76

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Solution

The fourth proportional to 239,367.10, 330,320.73 and 131,934.76 is: 182,066.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,367.10 : 330,320.73 = 131,934.76 : x
  2. Step 2: Convert to fraction form
    239,367.10/330,320.73 = 131,934.76/x
  3. Step 3: Cross multiply
    239,367.10x = 330,320.73 × 131,934.76
  4. Step 4: Simplify right side
    239,367.10x = 43,580,786,235.57
  5. Step 5: Solve for x
    x = 43,580,786,235.57/239,367.10
  6. Step 6: Final answer
    x = 182,066.73

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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.