Home / 118,206.46-177,161.94-75,974.14

Finding the Fourth Proportional to 118,206.46, 177,161.94 and 75,974.14

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Solution

The fourth proportional to 118,206.46, 177,161.94 and 75,974.14 is: 113,866.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,206.46 : 177,161.94 = 75,974.14 : x
  2. Step 2: Convert to fraction form
    118,206.46/177,161.94 = 75,974.14/x
  3. Step 3: Cross multiply
    118,206.46x = 177,161.94 × 75,974.14
  4. Step 4: Simplify right side
    118,206.46x = 13,459,725,968.78
  5. Step 5: Solve for x
    x = 13,459,725,968.78/118,206.46
  6. Step 6: Final answer
    x = 113,866.25

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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.