Home / 118,110.33-177,147.18-43,212.96

Finding the Fourth Proportional to 118,110.33, 177,147.18 and 43,212.96

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Solution

The fourth proportional to 118,110.33, 177,147.18 and 43,212.96 is: 64,812.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,110.33 : 177,147.18 = 43,212.96 : x
  2. Step 2: Convert to fraction form
    118,110.33/177,147.18 = 43,212.96/x
  3. Step 3: Cross multiply
    118,110.33x = 177,147.18 × 43,212.96
  4. Step 4: Simplify right side
    118,110.33x = 7,655,054,003.45
  5. Step 5: Solve for x
    x = 7,655,054,003.45/118,110.33
  6. Step 6: Final answer
    x = 64,812.74

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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.