Home / 165,995.12-248,954.76-47,665.52

Finding the Fourth Proportional to 165,995.12, 248,954.76 and 47,665.52

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Solution

The fourth proportional to 165,995.12, 248,954.76 and 47,665.52 is: 71,487.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,995.12 : 248,954.76 = 47,665.52 : x
  2. Step 2: Convert to fraction form
    165,995.12/248,954.76 = 47,665.52/x
  3. Step 3: Cross multiply
    165,995.12x = 248,954.76 × 47,665.52
  4. Step 4: Simplify right side
    165,995.12x = 11,866,558,091.88
  5. Step 5: Solve for x
    x = 11,866,558,091.88/165,995.12
  6. Step 6: Final answer
    x = 71,487.39

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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.