Home / 75,504.46-113,270.34-31,106.53

Finding the Fourth Proportional to 75,504.46, 113,270.34 and 31,106.53

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Solution

The fourth proportional to 75,504.46, 113,270.34 and 31,106.53 is: 46,665.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,504.46 : 113,270.34 = 31,106.53 : x
  2. Step 2: Convert to fraction form
    75,504.46/113,270.34 = 31,106.53/x
  3. Step 3: Cross multiply
    75,504.46x = 113,270.34 × 31,106.53
  4. Step 4: Simplify right side
    75,504.46x = 3,523,447,229.32
  5. Step 5: Solve for x
    x = 3,523,447,229.32/75,504.46
  6. Step 6: Final answer
    x = 46,665.42

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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.