Home / 69,662.44-96,140.10-39,453.04

Finding the Fourth Proportional to 69,662.44, 96,140.10 and 39,453.04

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Solution

The fourth proportional to 69,662.44, 96,140.10 and 39,453.04 is: 54,448.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,662.44 : 96,140.10 = 39,453.04 : x
  2. Step 2: Convert to fraction form
    69,662.44/96,140.10 = 39,453.04/x
  3. Step 3: Cross multiply
    69,662.44x = 96,140.10 × 39,453.04
  4. Step 4: Simplify right side
    69,662.44x = 3,793,019,210.90
  5. Step 5: Solve for x
    x = 3,793,019,210.90/69,662.44
  6. Step 6: Final answer
    x = 54,448.56

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1.5x scale

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.