Home / 68,278.50-102,395.57-26,156.34

Finding the Fourth Proportional to 68,278.50, 102,395.57 and 26,156.34

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Solution

The fourth proportional to 68,278.50, 102,395.57 and 26,156.34 is: 39,226.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,278.50 : 102,395.57 = 26,156.34 : x
  2. Step 2: Convert to fraction form
    68,278.50/102,395.57 = 26,156.34/x
  3. Step 3: Cross multiply
    68,278.50x = 102,395.57 × 26,156.34
  4. Step 4: Simplify right side
    68,278.50x = 2,678,293,212.63
  5. Step 5: Solve for x
    x = 2,678,293,212.63/68,278.50
  6. Step 6: Final answer
    x = 39,226.01

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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.