Home / 75,735.56-113,599.74-25,813.64

Finding the Fourth Proportional to 75,735.56, 113,599.74 and 25,813.64

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Solution

The fourth proportional to 75,735.56, 113,599.74 and 25,813.64 is: 38,719.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,735.56 : 113,599.74 = 25,813.64 : x
  2. Step 2: Convert to fraction form
    75,735.56/113,599.74 = 25,813.64/x
  3. Step 3: Cross multiply
    75,735.56x = 113,599.74 × 25,813.64
  4. Step 4: Simplify right side
    75,735.56x = 2,932,422,792.45
  5. Step 5: Solve for x
    x = 2,932,422,792.45/75,735.56
  6. Step 6: Final answer
    x = 38,719.23

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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.