Home / 131,539.60-197,338.62-61,380.64

Finding the Fourth Proportional to 131,539.60, 197,338.62 and 61,380.64

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Solution

The fourth proportional to 131,539.60, 197,338.62 and 61,380.64 is: 92,084.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,539.60 : 197,338.62 = 61,380.64 : x
  2. Step 2: Convert to fraction form
    131,539.60/197,338.62 = 61,380.64/x
  3. Step 3: Cross multiply
    131,539.60x = 197,338.62 × 61,380.64
  4. Step 4: Simplify right side
    131,539.60x = 12,112,770,792.32
  5. Step 5: Solve for x
    x = 12,112,770,792.32/131,539.60
  6. Step 6: Final answer
    x = 92,084.59

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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.