Home / 107,375.44-148,181.21-61,442.55

Finding the Fourth Proportional to 107,375.44, 148,181.21 and 61,442.55

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Solution

The fourth proportional to 107,375.44, 148,181.21 and 61,442.55 is: 84,792.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,375.44 : 148,181.21 = 61,442.55 : x
  2. Step 2: Convert to fraction form
    107,375.44/148,181.21 = 61,442.55/x
  3. Step 3: Cross multiply
    107,375.44x = 148,181.21 × 61,442.55
  4. Step 4: Simplify right side
    107,375.44x = 9,104,631,404.49
  5. Step 5: Solve for x
    x = 9,104,631,404.49/107,375.44
  6. Step 6: Final answer
    x = 84,792.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.