Home / 75,971.44-113,967.96-23,385.28

Finding the Fourth Proportional to 75,971.44, 113,967.96 and 23,385.28

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Solution

The fourth proportional to 75,971.44, 113,967.96 and 23,385.28 is: 35,081.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,971.44 : 113,967.96 = 23,385.28 : x
  2. Step 2: Convert to fraction form
    75,971.44/113,967.96 = 23,385.28/x
  3. Step 3: Cross multiply
    75,971.44x = 113,967.96 × 23,385.28
  4. Step 4: Simplify right side
    75,971.44x = 2,665,172,655.63
  5. Step 5: Solve for x
    x = 2,665,172,655.63/75,971.44
  6. Step 6: Final answer
    x = 35,081.24

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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.