Home / 71,350.43-98,464.77-39,084.57

Finding the Fourth Proportional to 71,350.43, 98,464.77 and 39,084.57

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Solution

The fourth proportional to 71,350.43, 98,464.77 and 39,084.57 is: 53,937.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,350.43 : 98,464.77 = 39,084.57 : x
  2. Step 2: Convert to fraction form
    71,350.43/98,464.77 = 39,084.57/x
  3. Step 3: Cross multiply
    71,350.43x = 98,464.77 × 39,084.57
  4. Step 4: Simplify right side
    71,350.43x = 3,848,453,195.60
  5. Step 5: Solve for x
    x = 3,848,453,195.60/71,350.43
  6. Step 6: Final answer
    x = 53,937.35

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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.