Home / 68,219.92-102,346.26-26,099.31

Finding the Fourth Proportional to 68,219.92, 102,346.26 and 26,099.31

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Solution

The fourth proportional to 68,219.92, 102,346.26 and 26,099.31 is: 39,155.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,219.92 : 102,346.26 = 26,099.31 : x
  2. Step 2: Convert to fraction form
    68,219.92/102,346.26 = 26,099.31/x
  3. Step 3: Cross multiply
    68,219.92x = 102,346.26 × 26,099.31
  4. Step 4: Simplify right side
    68,219.92x = 2,671,166,767.08
  5. Step 5: Solve for x
    x = 2,671,166,767.08/68,219.92
  6. Step 6: Final answer
    x = 39,155.23

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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.