Home / 75,881.46-113,822.43-25,997.58

Finding the Fourth Proportional to 75,881.46, 113,822.43 and 25,997.58

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Solution

The fourth proportional to 75,881.46, 113,822.43 and 25,997.58 is: 38,996.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,881.46 : 113,822.43 = 25,997.58 : x
  2. Step 2: Convert to fraction form
    75,881.46/113,822.43 = 25,997.58/x
  3. Step 3: Cross multiply
    75,881.46x = 113,822.43 × 25,997.58
  4. Step 4: Simplify right side
    75,881.46x = 2,959,107,729.72
  5. Step 5: Solve for x
    x = 2,959,107,729.72/75,881.46
  6. Step 6: Final answer
    x = 38,996.45

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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.