Home / 177,091.80-244,392.40-100,609.50

Finding the Fourth Proportional to 177,091.80, 244,392.40 and 100,609.50

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Solution

The fourth proportional to 177,091.80, 244,392.40 and 100,609.50 is: 138,844.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,091.80 : 244,392.40 = 100,609.50 : x
  2. Step 2: Convert to fraction form
    177,091.80/244,392.40 = 100,609.50/x
  3. Step 3: Cross multiply
    177,091.80x = 244,392.40 × 100,609.50
  4. Step 4: Simplify right side
    177,091.80x = 24,588,197,167.80
  5. Step 5: Solve for x
    x = 24,588,197,167.80/177,091.80
  6. Step 6: Final answer
    x = 138,844.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.