Home / 92,227.61-138,341.44-71,198.35

Finding the Fourth Proportional to 92,227.61, 138,341.44 and 71,198.35

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Solution

The fourth proportional to 92,227.61, 138,341.44 and 71,198.35 is: 106,797.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,227.61 : 138,341.44 = 71,198.35 : x
  2. Step 2: Convert to fraction form
    92,227.61/138,341.44 = 71,198.35/x
  3. Step 3: Cross multiply
    92,227.61x = 138,341.44 × 71,198.35
  4. Step 4: Simplify right side
    92,227.61x = 9,849,682,597.10
  5. Step 5: Solve for x
    x = 9,849,682,597.10/92,227.61
  6. Step 6: Final answer
    x = 106,797.55

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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.