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Finding the Fourth Proportional to 92,826.69, 139,125.69 and 36,610.26

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Solution

The fourth proportional to 92,826.69, 139,125.69 and 36,610.26 is: 54,870.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,826.69 : 139,125.69 = 36,610.26 : x
  2. Step 2: Convert to fraction form
    92,826.69/139,125.69 = 36,610.26/x
  3. Step 3: Cross multiply
    92,826.69x = 139,125.69 × 36,610.26
  4. Step 4: Simplify right side
    92,826.69x = 5,093,427,683.58
  5. Step 5: Solve for x
    x = 5,093,427,683.58/92,826.69
  6. Step 6: Final answer
    x = 54,870.29

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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.