Home / 79,194.87-118,775.61-47,188.14

Finding the Fourth Proportional to 79,194.87, 118,775.61 and 47,188.14

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Solution

The fourth proportional to 79,194.87, 118,775.61 and 47,188.14 is: 70,772.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,194.87 : 118,775.61 = 47,188.14 : x
  2. Step 2: Convert to fraction form
    79,194.87/118,775.61 = 47,188.14/x
  3. Step 3: Cross multiply
    79,194.87x = 118,775.61 × 47,188.14
  4. Step 4: Simplify right side
    79,194.87x = 5,604,800,113.27
  5. Step 5: Solve for x
    x = 5,604,800,113.27/79,194.87
  6. Step 6: Final answer
    x = 70,772.26

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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.