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Finding the Fourth Proportional to 118,375.84, 177,561.96 and 35,269.84

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Solution

The fourth proportional to 118,375.84, 177,561.96 and 35,269.84 is: 52,904.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,375.84 : 177,561.96 = 35,269.84 : x
  2. Step 2: Convert to fraction form
    118,375.84/177,561.96 = 35,269.84/x
  3. Step 3: Cross multiply
    118,375.84x = 177,561.96 × 35,269.84
  4. Step 4: Simplify right side
    118,375.84x = 6,262,581,919.29
  5. Step 5: Solve for x
    x = 6,262,581,919.29/118,375.84
  6. Step 6: Final answer
    x = 52,904.22

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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.