Home / 75,634.67-113,490.28-31,293.25

Finding the Fourth Proportional to 75,634.67, 113,490.28 and 31,293.25

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Solution

The fourth proportional to 75,634.67, 113,490.28 and 31,293.25 is: 46,955.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,634.67 : 113,490.28 = 31,293.25 : x
  2. Step 2: Convert to fraction form
    75,634.67/113,490.28 = 31,293.25/x
  3. Step 3: Cross multiply
    75,634.67x = 113,490.28 × 31,293.25
  4. Step 4: Simplify right side
    75,634.67x = 3,551,479,704.61
  5. Step 5: Solve for x
    x = 3,551,479,704.61/75,634.67
  6. Step 6: Final answer
    x = 46,955.71

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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.