Home / 75,389.09-113,083.88-25,469.60

Finding the Fourth Proportional to 75,389.09, 113,083.88 and 25,469.60

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Solution

The fourth proportional to 75,389.09, 113,083.88 and 25,469.60 is: 38,204.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,389.09 : 113,083.88 = 25,469.60 : x
  2. Step 2: Convert to fraction form
    75,389.09/113,083.88 = 25,469.60/x
  3. Step 3: Cross multiply
    75,389.09x = 113,083.88 × 25,469.60
  4. Step 4: Simplify right side
    75,389.09x = 2,880,200,497.28
  5. Step 5: Solve for x
    x = 2,880,200,497.28/75,389.09
  6. Step 6: Final answer
    x = 38,204.48

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1.5x scale

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.