Home / 68,434.25-102,651.38-26,334.15

Finding the Fourth Proportional to 68,434.25, 102,651.38 and 26,334.15

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Solution

The fourth proportional to 68,434.25, 102,651.38 and 26,334.15 is: 39,501.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,434.25 : 102,651.38 = 26,334.15 : x
  2. Step 2: Convert to fraction form
    68,434.25/102,651.38 = 26,334.15/x
  3. Step 3: Cross multiply
    68,434.25x = 102,651.38 × 26,334.15
  4. Step 4: Simplify right side
    68,434.25x = 2,703,236,706.96
  5. Step 5: Solve for x
    x = 2,703,236,706.96/68,434.25
  6. Step 6: Final answer
    x = 39,501.23

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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.