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Finding the Fourth Proportional to 219,607.29, 303,058.26 and 119,005.29

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Solution

The fourth proportional to 219,607.29, 303,058.26 and 119,005.29 is: 164,227.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,607.29 : 303,058.26 = 119,005.29 : x
  2. Step 2: Convert to fraction form
    219,607.29/303,058.26 = 119,005.29/x
  3. Step 3: Cross multiply
    219,607.29x = 303,058.26 × 119,005.29
  4. Step 4: Simplify right side
    219,607.29x = 36,065,536,118.20
  5. Step 5: Solve for x
    x = 36,065,536,118.20/219,607.29
  6. Step 6: Final answer
    x = 164,227.41

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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.