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Finding the Fourth Proportional to 110,285.73, 165,483.29 and 43,724.38

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Solution

The fourth proportional to 110,285.73, 165,483.29 and 43,724.38 is: 65,608.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,285.73 : 165,483.29 = 43,724.38 : x
  2. Step 2: Convert to fraction form
    110,285.73/165,483.29 = 43,724.38/x
  3. Step 3: Cross multiply
    110,285.73x = 165,483.29 × 43,724.38
  4. Step 4: Simplify right side
    110,285.73x = 7,235,654,255.61
  5. Step 5: Solve for x
    x = 7,235,654,255.61/110,285.73
  6. Step 6: Final answer
    x = 65,608.25

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1.5x scale

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.