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Finding the Fourth Proportional to 118,405.94, 177,604.83 and 29,660.22

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Solution

The fourth proportional to 118,405.94, 177,604.83 and 29,660.22 is: 44,489.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,405.94 : 177,604.83 = 29,660.22 : x
  2. Step 2: Convert to fraction form
    118,405.94/177,604.83 = 29,660.22/x
  3. Step 3: Cross multiply
    118,405.94x = 177,604.83 × 29,660.22
  4. Step 4: Simplify right side
    118,405.94x = 5,267,798,330.86
  5. Step 5: Solve for x
    x = 5,267,798,330.86/118,405.94
  6. Step 6: Final answer
    x = 44,489.31

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1.5x scale

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.