Home / 63,209.67-87,231.99-36,352.20

Finding the Fourth Proportional to 63,209.67, 87,231.99 and 36,352.20

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Solution

The fourth proportional to 63,209.67, 87,231.99 and 36,352.20 is: 50,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,209.67 : 87,231.99 = 36,352.20 : x
  2. Step 2: Convert to fraction form
    63,209.67/87,231.99 = 36,352.20/x
  3. Step 3: Cross multiply
    63,209.67x = 87,231.99 × 36,352.20
  4. Step 4: Simplify right side
    63,209.67x = 3,171,074,320.94
  5. Step 5: Solve for x
    x = 3,171,074,320.94/63,209.67
  6. Step 6: Final answer
    x = 50,167.55

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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.