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Finding the Fourth Proportional to 185,073.99, 255,414.23 and 104,503.56

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Solution

The fourth proportional to 185,073.99, 255,414.23 and 104,503.56 is: 144,221.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,073.99 : 255,414.23 = 104,503.56 : x
  2. Step 2: Convert to fraction form
    185,073.99/255,414.23 = 104,503.56/x
  3. Step 3: Cross multiply
    185,073.99x = 255,414.23 × 104,503.56
  4. Step 4: Simplify right side
    185,073.99x = 26,691,696,309.66
  5. Step 5: Solve for x
    x = 26,691,696,309.66/185,073.99
  6. Step 6: Final answer
    x = 144,221.76

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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.