Home / 118,150.14-177,072.12-47,991.18

Finding the Fourth Proportional to 118,150.14, 177,072.12 and 47,991.18

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Solution

The fourth proportional to 118,150.14, 177,072.12 and 47,991.18 is: 71,924.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,150.14 : 177,072.12 = 47,991.18 : x
  2. Step 2: Convert to fraction form
    118,150.14/177,072.12 = 47,991.18/x
  3. Step 3: Cross multiply
    118,150.14x = 177,072.12 × 47,991.18
  4. Step 4: Simplify right side
    118,150.14x = 8,497,899,983.90
  5. Step 5: Solve for x
    x = 8,497,899,983.90/118,150.14
  6. Step 6: Final answer
    x = 71,924.59

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1.5x scale

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.