Home / 118,057.17-177,112.07-43,175.66

Finding the Fourth Proportional to 118,057.17, 177,112.07 and 43,175.66

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Solution

The fourth proportional to 118,057.17, 177,112.07 and 43,175.66 is: 64,773.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,057.17 : 177,112.07 = 43,175.66 : x
  2. Step 2: Convert to fraction form
    118,057.17/177,112.07 = 43,175.66/x
  3. Step 3: Cross multiply
    118,057.17x = 177,112.07 × 43,175.66
  4. Step 4: Simplify right side
    118,057.17x = 7,646,930,074.81
  5. Step 5: Solve for x
    x = 7,646,930,074.81/118,057.17
  6. Step 6: Final answer
    x = 64,773.11

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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.