Home / 89,469.75-134,205.44-27,140.25

Finding the Fourth Proportional to 89,469.75, 134,205.44 and 27,140.25

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Solution

The fourth proportional to 89,469.75, 134,205.44 and 27,140.25 is: 40,710.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,469.75 : 134,205.44 = 27,140.25 : x
  2. Step 2: Convert to fraction form
    89,469.75/134,205.44 = 27,140.25/x
  3. Step 3: Cross multiply
    89,469.75x = 134,205.44 × 27,140.25
  4. Step 4: Simplify right side
    89,469.75x = 3,642,369,057.26
  5. Step 5: Solve for x
    x = 3,642,369,057.26/89,469.75
  6. Step 6: Final answer
    x = 40,710.62

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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.