Home / 63,183.38-87,202.78-38,047.46

Finding the Fourth Proportional to 63,183.38, 87,202.78 and 38,047.46

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Solution

The fourth proportional to 63,183.38, 87,202.78 and 38,047.46 is: 52,511.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,183.38 : 87,202.78 = 38,047.46 : x
  2. Step 2: Convert to fraction form
    63,183.38/87,202.78 = 38,047.46/x
  3. Step 3: Cross multiply
    63,183.38x = 87,202.78 × 38,047.46
  4. Step 4: Simplify right side
    63,183.38x = 3,317,843,752.81
  5. Step 5: Solve for x
    x = 3,317,843,752.81/63,183.38
  6. Step 6: Final answer
    x = 52,511.34

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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.