Home / 118,939.67-178,392.13-34,677.19

Finding the Fourth Proportional to 118,939.67, 178,392.13 and 34,677.19

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Solution

The fourth proportional to 118,939.67, 178,392.13 and 34,677.19 is: 52,010.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,939.67 : 178,392.13 = 34,677.19 : x
  2. Step 2: Convert to fraction form
    118,939.67/178,392.13 = 34,677.19/x
  3. Step 3: Cross multiply
    118,939.67x = 178,392.13 × 34,677.19
  4. Step 4: Simplify right side
    118,939.67x = 6,186,137,786.51
  5. Step 5: Solve for x
    x = 6,186,137,786.51/118,939.67
  6. Step 6: Final answer
    x = 52,010.72

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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.