Home / 75,331.49-113,014.53-33,223.53

Finding the Fourth Proportional to 75,331.49, 113,014.53 and 33,223.53

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Solution

The fourth proportional to 75,331.49, 113,014.53 and 33,223.53 is: 49,842.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,331.49 : 113,014.53 = 33,223.53 : x
  2. Step 2: Convert to fraction form
    75,331.49/113,014.53 = 33,223.53/x
  3. Step 3: Cross multiply
    75,331.49x = 113,014.53 × 33,223.53
  4. Step 4: Simplify right side
    75,331.49x = 3,754,741,627.89
  5. Step 5: Solve for x
    x = 3,754,741,627.89/75,331.49
  6. Step 6: Final answer
    x = 49,842.93

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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.