Home / 63,171.50-87,137.37-37,660.14

Finding the Fourth Proportional to 63,171.50, 87,137.37 and 37,660.14

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Solution

The fourth proportional to 63,171.50, 87,137.37 and 37,660.14 is: 51,947.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,171.50 : 87,137.37 = 37,660.14 : x
  2. Step 2: Convert to fraction form
    63,171.50/87,137.37 = 37,660.14/x
  3. Step 3: Cross multiply
    63,171.50x = 87,137.37 × 37,660.14
  4. Step 4: Simplify right side
    63,171.50x = 3,281,605,553.43
  5. Step 5: Solve for x
    x = 3,281,605,553.43/63,171.50
  6. Step 6: Final answer
    x = 51,947.57

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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.