Home / 118,939.39-178,391.63-34,676.91

Finding the Fourth Proportional to 118,939.39, 178,391.63 and 34,676.91

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Solution

The fourth proportional to 118,939.39, 178,391.63 and 34,676.91 is: 52,010.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,939.39 : 178,391.63 = 34,676.91 : x
  2. Step 2: Convert to fraction form
    118,939.39/178,391.63 = 34,676.91/x
  3. Step 3: Cross multiply
    118,939.39x = 178,391.63 × 34,676.91
  4. Step 4: Simplify right side
    118,939.39x = 6,186,070,584.96
  5. Step 5: Solve for x
    x = 6,186,070,584.96/118,939.39
  6. Step 6: Final answer
    x = 52,010.28

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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.