Home / 92,236.02-138,279.30-38,893.47

Finding the Fourth Proportional to 92,236.02, 138,279.30 and 38,893.47

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Solution

The fourth proportional to 92,236.02, 138,279.30 and 38,893.47 is: 58,308.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,236.02 : 138,279.30 = 38,893.47 : x
  2. Step 2: Convert to fraction form
    92,236.02/138,279.30 = 38,893.47/x
  3. Step 3: Cross multiply
    92,236.02x = 138,279.30 × 38,893.47
  4. Step 4: Simplify right side
    92,236.02x = 5,378,161,806.17
  5. Step 5: Solve for x
    x = 5,378,161,806.17/92,236.02
  6. Step 6: Final answer
    x = 58,308.69

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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.