Home / 188,286.04-259,836.15-107,708.59

Finding the Fourth Proportional to 188,286.04, 259,836.15 and 107,708.59

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Solution

The fourth proportional to 188,286.04, 259,836.15 and 107,708.59 is: 148,638.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,286.04 : 259,836.15 = 107,708.59 : x
  2. Step 2: Convert to fraction form
    188,286.04/259,836.15 = 107,708.59/x
  3. Step 3: Cross multiply
    188,286.04x = 259,836.15 × 107,708.59
  4. Step 4: Simplify right side
    188,286.04x = 27,986,585,347.53
  5. Step 5: Solve for x
    x = 27,986,585,347.53/188,286.04
  6. Step 6: Final answer
    x = 148,638.66

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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.