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Finding the Fourth Proportional to 219,864.27, 303,412.17 and 119,262.27

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Solution

The fourth proportional to 219,864.27, 303,412.17 and 119,262.27 is: 164,581.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,864.27 : 303,412.17 = 119,262.27 : x
  2. Step 2: Convert to fraction form
    219,864.27/303,412.17 = 119,262.27/x
  3. Step 3: Cross multiply
    219,864.27x = 303,412.17 × 119,262.27
  4. Step 4: Simplify right side
    219,864.27x = 36,185,624,139.83
  5. Step 5: Solve for x
    x = 36,185,624,139.83/219,864.27
  6. Step 6: Final answer
    x = 164,581.65

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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.