Home / 118,234.84-177,350.38-55,019.61

Finding the Fourth Proportional to 118,234.84, 177,350.38 and 55,019.61

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Solution

The fourth proportional to 118,234.84, 177,350.38 and 55,019.61 is: 82,528.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,234.84 : 177,350.38 = 55,019.61 : x
  2. Step 2: Convert to fraction form
    118,234.84/177,350.38 = 55,019.61/x
  3. Step 3: Cross multiply
    118,234.84x = 177,350.38 × 55,019.61
  4. Step 4: Simplify right side
    118,234.84x = 9,757,748,740.95
  5. Step 5: Solve for x
    x = 9,757,748,740.95/118,234.84
  6. Step 6: Final answer
    x = 82,528.54

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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.