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Finding the Fourth Proportional to 118,061.21, 177,104.14 and 50,600.03

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Solution

The fourth proportional to 118,061.21, 177,104.14 and 50,600.03 is: 75,905.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,061.21 : 177,104.14 = 50,600.03 : x
  2. Step 2: Convert to fraction form
    118,061.21/177,104.14 = 50,600.03/x
  3. Step 3: Cross multiply
    118,061.21x = 177,104.14 × 50,600.03
  4. Step 4: Simplify right side
    118,061.21x = 8,961,473,785.10
  5. Step 5: Solve for x
    x = 8,961,473,785.10/118,061.21
  6. Step 6: Final answer
    x = 75,905.32

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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.