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Finding the Fourth Proportional to 162,245.61, 242,776.34 and 95,717.61

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Solution

The fourth proportional to 162,245.61, 242,776.34 and 95,717.61 is: 143,227.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,245.61 : 242,776.34 = 95,717.61 : x
  2. Step 2: Convert to fraction form
    162,245.61/242,776.34 = 95,717.61/x
  3. Step 3: Cross multiply
    162,245.61x = 242,776.34 × 95,717.61
  4. Step 4: Simplify right side
    162,245.61x = 23,237,970,550.76
  5. Step 5: Solve for x
    x = 23,237,970,550.76/162,245.61
  6. Step 6: Final answer
    x = 143,227.11

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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.