Home / 118,169.43-177,265.16-47,074.84

Finding the Fourth Proportional to 118,169.43, 177,265.16 and 47,074.84

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Solution

The fourth proportional to 118,169.43, 177,265.16 and 47,074.84 is: 70,616.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,169.43 : 177,265.16 = 47,074.84 : x
  2. Step 2: Convert to fraction form
    118,169.43/177,265.16 = 47,074.84/x
  3. Step 3: Cross multiply
    118,169.43x = 177,265.16 × 47,074.84
  4. Step 4: Simplify right side
    118,169.43x = 8,344,729,044.57
  5. Step 5: Solve for x
    x = 8,344,729,044.57/118,169.43
  6. Step 6: Final answer
    x = 70,616.65

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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.