Home / 63,330.26-87,400.05-36,479.86

Finding the Fourth Proportional to 63,330.26, 87,400.05 and 36,479.86

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Solution

The fourth proportional to 63,330.26, 87,400.05 and 36,479.86 is: 50,344.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,330.26 : 87,400.05 = 36,479.86 : x
  2. Step 2: Convert to fraction form
    63,330.26/87,400.05 = 36,479.86/x
  3. Step 3: Cross multiply
    63,330.26x = 87,400.05 × 36,479.86
  4. Step 4: Simplify right side
    63,330.26x = 3,188,341,587.99
  5. Step 5: Solve for x
    x = 3,188,341,587.99/63,330.26
  6. Step 6: Final answer
    x = 50,344.68

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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.