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Finding the Fourth Proportional to 118,222.66, 177,360.11 and 33,983.06

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Solution

The fourth proportional to 118,222.66, 177,360.11 and 33,983.06 is: 50,982.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,222.66 : 177,360.11 = 33,983.06 : x
  2. Step 2: Convert to fraction form
    118,222.66/177,360.11 = 33,983.06/x
  3. Step 3: Cross multiply
    118,222.66x = 177,360.11 × 33,983.06
  4. Step 4: Simplify right side
    118,222.66x = 6,027,239,089.82
  5. Step 5: Solve for x
    x = 6,027,239,089.82/118,222.66
  6. Step 6: Final answer
    x = 50,982.10

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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.