Home / 75,664.64-113,513.82-23,078.24

Finding the Fourth Proportional to 75,664.64, 113,513.82 and 23,078.24

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Solution

The fourth proportional to 75,664.64, 113,513.82 and 23,078.24 is: 34,622.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,664.64 : 113,513.82 = 23,078.24 : x
  2. Step 2: Convert to fraction form
    75,664.64/113,513.82 = 23,078.24/x
  3. Step 3: Cross multiply
    75,664.64x = 113,513.82 × 23,078.24
  4. Step 4: Simplify right side
    75,664.64x = 2,619,699,181.28
  5. Step 5: Solve for x
    x = 2,619,699,181.28/75,664.64
  6. Step 6: Final answer
    x = 34,622.50

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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.