Home / 219,327.66-302,677.20-123,834.36

Finding the Fourth Proportional to 219,327.66, 302,677.20 and 123,834.36

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Solution

The fourth proportional to 219,327.66, 302,677.20 and 123,834.36 is: 170,894.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,327.66 : 302,677.20 = 123,834.36 : x
  2. Step 2: Convert to fraction form
    219,327.66/302,677.20 = 123,834.36/x
  3. Step 3: Cross multiply
    219,327.66x = 302,677.20 × 123,834.36
  4. Step 4: Simplify right side
    219,327.66x = 37,481,837,348.59
  5. Step 5: Solve for x
    x = 37,481,837,348.59/219,327.66
  6. Step 6: Final answer
    x = 170,894.26

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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.