Home / 92,298.24-138,465.90-33,138.54

Finding the Fourth Proportional to 92,298.24, 138,465.90 and 33,138.54

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Solution

The fourth proportional to 92,298.24, 138,465.90 and 33,138.54 is: 49,714.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,298.24 : 138,465.90 = 33,138.54 : x
  2. Step 2: Convert to fraction form
    92,298.24/138,465.90 = 33,138.54/x
  3. Step 3: Cross multiply
    92,298.24x = 138,465.90 × 33,138.54
  4. Step 4: Simplify right side
    92,298.24x = 4,588,557,765.79
  5. Step 5: Solve for x
    x = 4,588,557,765.79/92,298.24
  6. Step 6: Final answer
    x = 49,714.47

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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.