Home / 95,531.20-143,442.60-73,369.60

Finding the Fourth Proportional to 95,531.20, 143,442.60 and 73,369.60

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Solution

The fourth proportional to 95,531.20, 143,442.60 and 73,369.60 is: 110,166.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,531.20 : 143,442.60 = 73,369.60 : x
  2. Step 2: Convert to fraction form
    95,531.20/143,442.60 = 73,369.60/x
  3. Step 3: Cross multiply
    95,531.20x = 143,442.60 × 73,369.60
  4. Step 4: Simplify right side
    95,531.20x = 10,524,326,184.96
  5. Step 5: Solve for x
    x = 10,524,326,184.96/95,531.20
  6. Step 6: Final answer
    x = 110,166.38

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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.