Home / 221,020.39-331,532.91-176,927.43

Finding the Fourth Proportional to 221,020.39, 331,532.91 and 176,927.43

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Solution

The fourth proportional to 221,020.39, 331,532.91 and 176,927.43 is: 265,393.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,020.39 : 331,532.91 = 176,927.43 : x
  2. Step 2: Convert to fraction form
    221,020.39/331,532.91 = 176,927.43/x
  3. Step 3: Cross multiply
    221,020.39x = 331,532.91 × 176,927.43
  4. Step 4: Simplify right side
    221,020.39x = 58,657,266,969.97
  5. Step 5: Solve for x
    x = 58,657,266,969.97/221,020.39
  6. Step 6: Final answer
    x = 265,393.01

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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.