Home / 75,654.14-113,422.73-38,194.93

Finding the Fourth Proportional to 75,654.14, 113,422.73 and 38,194.93

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Solution

The fourth proportional to 75,654.14, 113,422.73 and 38,194.93 is: 57,262.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,654.14 : 113,422.73 = 38,194.93 : x
  2. Step 2: Convert to fraction form
    75,654.14/113,422.73 = 38,194.93/x
  3. Step 3: Cross multiply
    75,654.14x = 113,422.73 × 38,194.93
  4. Step 4: Simplify right side
    75,654.14x = 4,332,173,232.76
  5. Step 5: Solve for x
    x = 4,332,173,232.76/75,654.14
  6. Step 6: Final answer
    x = 57,262.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.