Home / 118,127.36-177,251.20-73,744.64

Finding the Fourth Proportional to 118,127.36, 177,251.20 and 73,744.64

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Solution

The fourth proportional to 118,127.36, 177,251.20 and 73,744.64 is: 110,654.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,127.36 : 177,251.20 = 73,744.64 : x
  2. Step 2: Convert to fraction form
    118,127.36/177,251.20 = 73,744.64/x
  3. Step 3: Cross multiply
    118,127.36x = 177,251.20 × 73,744.64
  4. Step 4: Simplify right side
    118,127.36x = 13,071,325,933.57
  5. Step 5: Solve for x
    x = 13,071,325,933.57/118,127.36
  6. Step 6: Final answer
    x = 110,654.52

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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.