Home / 110,718.38-165,975.60-44,142.50

Finding the Fourth Proportional to 110,718.38, 165,975.60 and 44,142.50

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Solution

The fourth proportional to 110,718.38, 165,975.60 and 44,142.50 is: 66,173.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,718.38 : 165,975.60 = 44,142.50 : x
  2. Step 2: Convert to fraction form
    110,718.38/165,975.60 = 44,142.50/x
  3. Step 3: Cross multiply
    110,718.38x = 165,975.60 × 44,142.50
  4. Step 4: Simplify right side
    110,718.38x = 7,326,577,923
  5. Step 5: Solve for x
    x = 7,326,577,923/110,718.38
  6. Step 6: Final answer
    x = 66,173.10

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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.