Home / 47,188.26-70,806.69-43,842.15

Finding the Fourth Proportional to 47,188.26, 70,806.69 and 43,842.15

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Solution

The fourth proportional to 47,188.26, 70,806.69 and 43,842.15 is: 65,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,188.26 : 70,806.69 = 43,842.15 : x
  2. Step 2: Convert to fraction form
    47,188.26/70,806.69 = 43,842.15/x
  3. Step 3: Cross multiply
    47,188.26x = 70,806.69 × 43,842.15
  4. Step 4: Simplify right side
    47,188.26x = 3,104,317,523.98
  5. Step 5: Solve for x
    x = 3,104,317,523.98/47,188.26
  6. Step 6: Final answer
    x = 65,785.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.