Home / 68,025.28-102,038.96-25,907.70

Finding the Fourth Proportional to 68,025.28, 102,038.96 and 25,907.70

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Solution

The fourth proportional to 68,025.28, 102,038.96 and 25,907.70 is: 38,861.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,025.28 : 102,038.96 = 25,907.70 : x
  2. Step 2: Convert to fraction form
    68,025.28/102,038.96 = 25,907.70/x
  3. Step 3: Cross multiply
    68,025.28x = 102,038.96 × 25,907.70
  4. Step 4: Simplify right side
    68,025.28x = 2,643,594,763.99
  5. Step 5: Solve for x
    x = 2,643,594,763.99/68,025.28
  6. Step 6: Final answer
    x = 38,861.95

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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.