Home / 68,343.91-102,467.26-26,188.27

Finding the Fourth Proportional to 68,343.91, 102,467.26 and 26,188.27

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Solution

The fourth proportional to 68,343.91, 102,467.26 and 26,188.27 is: 39,263.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,343.91 : 102,467.26 = 26,188.27 : x
  2. Step 2: Convert to fraction form
    68,343.91/102,467.26 = 26,188.27/x
  3. Step 3: Cross multiply
    68,343.91x = 102,467.26 × 26,188.27
  4. Step 4: Simplify right side
    68,343.91x = 2,683,440,271.04
  5. Step 5: Solve for x
    x = 2,683,440,271.04/68,343.91
  6. Step 6: Final answer
    x = 39,263.78

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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.