Home / 68,150.10-102,162.29-36,582.29

Finding the Fourth Proportional to 68,150.10, 102,162.29 and 36,582.29

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Solution

The fourth proportional to 68,150.10, 102,162.29 and 36,582.29 is: 54,839.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,150.10 : 102,162.29 = 36,582.29 : x
  2. Step 2: Convert to fraction form
    68,150.10/102,162.29 = 36,582.29/x
  3. Step 3: Cross multiply
    68,150.10x = 102,162.29 × 36,582.29
  4. Step 4: Simplify right side
    68,150.10x = 3,737,329,826.12
  5. Step 5: Solve for x
    x = 3,737,329,826.12/68,150.10
  6. Step 6: Final answer
    x = 54,839.68

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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.