Home / 63,609.24-87,782.76-35,317.20

Finding the Fourth Proportional to 63,609.24, 87,782.76 and 35,317.20

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Solution

The fourth proportional to 63,609.24, 87,782.76 and 35,317.20 is: 48,738.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,609.24 : 87,782.76 = 35,317.20 : x
  2. Step 2: Convert to fraction form
    63,609.24/87,782.76 = 35,317.20/x
  3. Step 3: Cross multiply
    63,609.24x = 87,782.76 × 35,317.20
  4. Step 4: Simplify right side
    63,609.24x = 3,100,241,291.47
  5. Step 5: Solve for x
    x = 3,100,241,291.47/63,609.24
  6. Step 6: Final answer
    x = 48,738.85

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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.