Home / 118,654.16-177,976.58-43,741.91

Finding the Fourth Proportional to 118,654.16, 177,976.58 and 43,741.91

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Solution

The fourth proportional to 118,654.16, 177,976.58 and 43,741.91 is: 65,611.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,654.16 : 177,976.58 = 43,741.91 : x
  2. Step 2: Convert to fraction form
    118,654.16/177,976.58 = 43,741.91/x
  3. Step 3: Cross multiply
    118,654.16x = 177,976.58 × 43,741.91
  4. Step 4: Simplify right side
    118,654.16x = 7,785,035,770.70
  5. Step 5: Solve for x
    x = 7,785,035,770.70/118,654.16
  6. Step 6: Final answer
    x = 65,611.15

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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.