Home / 92,141.64-138,197.04-25,588.49

Finding the Fourth Proportional to 92,141.64, 138,197.04 and 25,588.49

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Solution

The fourth proportional to 92,141.64, 138,197.04 and 25,588.49 is: 38,378.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,141.64 : 138,197.04 = 25,588.49 : x
  2. Step 2: Convert to fraction form
    92,141.64/138,197.04 = 25,588.49/x
  3. Step 3: Cross multiply
    92,141.64x = 138,197.04 × 25,588.49
  4. Step 4: Simplify right side
    92,141.64x = 3,536,253,921.56
  5. Step 5: Solve for x
    x = 3,536,253,921.56/92,141.64
  6. Step 6: Final answer
    x = 38,378.46

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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.