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Finding the Fourth Proportional to 162,581.70, 227,769.90 and 162,581.70

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Solution

The fourth proportional to 162,581.70, 227,769.90 and 162,581.70 is: 227,769.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,581.70 : 227,769.90 = 162,581.70 : x
  2. Step 2: Convert to fraction form
    162,581.70/227,769.90 = 162,581.70/x
  3. Step 3: Cross multiply
    162,581.70x = 227,769.90 × 162,581.70
  4. Step 4: Simplify right side
    162,581.70x = 37,031,217,550.83
  5. Step 5: Solve for x
    x = 37,031,217,550.83/162,581.70
  6. Step 6: Final answer
    x = 227,769.90

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.