Home / 68,283.56-102,426.27-26,165.78

Finding the Fourth Proportional to 68,283.56, 102,426.27 and 26,165.78

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Solution

The fourth proportional to 68,283.56, 102,426.27 and 26,165.78 is: 39,249.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,283.56 : 102,426.27 = 26,165.78 : x
  2. Step 2: Convert to fraction form
    68,283.56/102,426.27 = 26,165.78/x
  3. Step 3: Cross multiply
    68,283.56x = 102,426.27 × 26,165.78
  4. Step 4: Simplify right side
    68,283.56x = 2,680,063,744.22
  5. Step 5: Solve for x
    x = 2,680,063,744.22/68,283.56
  6. Step 6: Final answer
    x = 39,249.04

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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.