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Finding the Fourth Proportional to 118,157.99, 177,236.06 and 29,410.90

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Solution

The fourth proportional to 118,157.99, 177,236.06 and 29,410.90 is: 44,116.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,157.99 : 177,236.06 = 29,410.90 : x
  2. Step 2: Convert to fraction form
    118,157.99/177,236.06 = 29,410.90/x
  3. Step 3: Cross multiply
    118,157.99x = 177,236.06 × 29,410.90
  4. Step 4: Simplify right side
    118,157.99x = 5,212,671,150.87
  5. Step 5: Solve for x
    x = 5,212,671,150.87/118,157.99
  6. Step 6: Final answer
    x = 44,116.11

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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.