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Finding the Fourth Proportional to 92,822.18, 139,118.90 and 36,605.74

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Solution

The fourth proportional to 92,822.18, 139,118.90 and 36,605.74 is: 54,863.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,822.18 : 139,118.90 = 36,605.74 : x
  2. Step 2: Convert to fraction form
    92,822.18/139,118.90 = 36,605.74/x
  3. Step 3: Cross multiply
    92,822.18x = 139,118.90 × 36,605.74
  4. Step 4: Simplify right side
    92,822.18x = 5,092,550,282.49
  5. Step 5: Solve for x
    x = 5,092,550,282.49/92,822.18
  6. Step 6: Final answer
    x = 54,863.51

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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.