Home / 178,715.76-246,647.44-102,241.96

Finding the Fourth Proportional to 178,715.76, 246,647.44 and 102,241.96

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Solution

The fourth proportional to 178,715.76, 246,647.44 and 102,241.96 is: 141,105.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,715.76 : 246,647.44 = 102,241.96 : x
  2. Step 2: Convert to fraction form
    178,715.76/246,647.44 = 102,241.96/x
  3. Step 3: Cross multiply
    178,715.76x = 246,647.44 × 102,241.96
  4. Step 4: Simplify right side
    178,715.76x = 25,217,717,694.58
  5. Step 5: Solve for x
    x = 25,217,717,694.58/178,715.76
  6. Step 6: Final answer
    x = 141,105.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.