Home / 71,850.75-99,154.05-41,653.57

Finding the Fourth Proportional to 71,850.75, 99,154.05 and 41,653.57

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Solution

The fourth proportional to 71,850.75, 99,154.05 and 41,653.57 is: 57,481.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,850.75 : 99,154.05 = 41,653.57 : x
  2. Step 2: Convert to fraction form
    71,850.75/99,154.05 = 41,653.57/x
  3. Step 3: Cross multiply
    71,850.75x = 99,154.05 × 41,653.57
  4. Step 4: Simplify right side
    71,850.75x = 4,130,120,178.59
  5. Step 5: Solve for x
    x = 4,130,120,178.59/71,850.75
  6. Step 6: Final answer
    x = 57,481.94

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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.