Home / 165,993.12-248,951.76-47,663.52

Finding the Fourth Proportional to 165,993.12, 248,951.76 and 47,663.52

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Solution

The fourth proportional to 165,993.12, 248,951.76 and 47,663.52 is: 71,484.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,993.12 : 248,951.76 = 47,663.52 : x
  2. Step 2: Convert to fraction form
    165,993.12/248,951.76 = 47,663.52/x
  3. Step 3: Cross multiply
    165,993.12x = 248,951.76 × 47,663.52
  4. Step 4: Simplify right side
    165,993.12x = 11,865,917,191.80
  5. Step 5: Solve for x
    x = 11,865,917,191.80/165,993.12
  6. Step 6: Final answer
    x = 71,484.39

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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.