Home / 92,249.91-138,267.34-42,335.28

Finding the Fourth Proportional to 92,249.91, 138,267.34 and 42,335.28

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Solution

The fourth proportional to 92,249.91, 138,267.34 and 42,335.28 is: 63,453.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,249.91 : 138,267.34 = 42,335.28 : x
  2. Step 2: Convert to fraction form
    92,249.91/138,267.34 = 42,335.28/x
  3. Step 3: Cross multiply
    92,249.91x = 138,267.34 × 42,335.28
  4. Step 4: Simplify right side
    92,249.91x = 5,853,586,447.92
  5. Step 5: Solve for x
    x = 5,853,586,447.92/92,249.91
  6. Step 6: Final answer
    x = 63,453.57

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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.