Home / 68,145.63-102,235.46-23,772.75

Finding the Fourth Proportional to 68,145.63, 102,235.46 and 23,772.75

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Solution

The fourth proportional to 68,145.63, 102,235.46 and 23,772.75 is: 35,665.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,145.63 : 102,235.46 = 23,772.75 : x
  2. Step 2: Convert to fraction form
    68,145.63/102,235.46 = 23,772.75/x
  3. Step 3: Cross multiply
    68,145.63x = 102,235.46 × 23,772.75
  4. Step 4: Simplify right side
    68,145.63x = 2,430,417,912.85
  5. Step 5: Solve for x
    x = 2,430,417,912.85/68,145.63
  6. Step 6: Final answer
    x = 35,665.06

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1.5x scale

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.