Home / 221,020.27-331,532.72-176,927.31

Finding the Fourth Proportional to 221,020.27, 331,532.72 and 176,927.31

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Solution

The fourth proportional to 221,020.27, 331,532.72 and 176,927.31 is: 265,392.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,020.27 : 331,532.72 = 176,927.31 : x
  2. Step 2: Convert to fraction form
    221,020.27/331,532.72 = 176,927.31/x
  3. Step 3: Cross multiply
    221,020.27x = 331,532.72 × 176,927.31
  4. Step 4: Simplify right side
    221,020.27x = 58,657,192,326.58
  5. Step 5: Solve for x
    x = 58,657,192,326.58/221,020.27
  6. Step 6: Final answer
    x = 265,392.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.