Home / 239,329.68-330,277.14-131,903.61

Finding the Fourth Proportional to 239,329.68, 330,277.14 and 131,903.61

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Solution

The fourth proportional to 239,329.68, 330,277.14 and 131,903.61 is: 182,028.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,329.68 : 330,277.14 = 131,903.61 : x
  2. Step 2: Convert to fraction form
    239,329.68/330,277.14 = 131,903.61/x
  3. Step 3: Cross multiply
    239,329.68x = 330,277.14 × 131,903.61
  4. Step 4: Simplify right side
    239,329.68x = 43,564,747,066.48
  5. Step 5: Solve for x
    x = 43,564,747,066.48/239,329.68
  6. Step 6: Final answer
    x = 182,028.18

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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.