Home / 75,665.31-113,497.65-23,074.64

Finding the Fourth Proportional to 75,665.31, 113,497.65 and 23,074.64

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Solution

The fourth proportional to 75,665.31, 113,497.65 and 23,074.64 is: 34,611.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,665.31 : 113,497.65 = 23,074.64 : x
  2. Step 2: Convert to fraction form
    75,665.31/113,497.65 = 23,074.64/x
  3. Step 3: Cross multiply
    75,665.31x = 113,497.65 × 23,074.64
  4. Step 4: Simplify right side
    75,665.31x = 2,618,917,414.60
  5. Step 5: Solve for x
    x = 2,618,917,414.60/75,665.31
  6. Step 6: Final answer
    x = 34,611.86

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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.