Home / 75,845.72-113,764.32-23,255.06

Finding the Fourth Proportional to 75,845.72, 113,764.32 and 23,255.06

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Solution

The fourth proportional to 75,845.72, 113,764.32 and 23,255.06 is: 34,881.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,845.72 : 113,764.32 = 23,255.06 : x
  2. Step 2: Convert to fraction form
    75,845.72/113,764.32 = 23,255.06/x
  3. Step 3: Cross multiply
    75,845.72x = 113,764.32 × 23,255.06
  4. Step 4: Simplify right side
    75,845.72x = 2,645,595,518.64
  5. Step 5: Solve for x
    x = 2,645,595,518.64/75,845.72
  6. Step 6: Final answer
    x = 34,881.28

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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.