Home / 221,023.16-331,537.04-176,930.20

Finding the Fourth Proportional to 221,023.16, 331,537.04 and 176,930.20

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Solution

The fourth proportional to 221,023.16, 331,537.04 and 176,930.20 is: 265,397.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,023.16 : 331,537.04 = 176,930.20 : x
  2. Step 2: Convert to fraction form
    221,023.16/331,537.04 = 176,930.20/x
  3. Step 3: Cross multiply
    221,023.16x = 331,537.04 × 176,930.20
  4. Step 4: Simplify right side
    221,023.16x = 58,658,914,794.61
  5. Step 5: Solve for x
    x = 58,658,914,794.61/221,023.16
  6. Step 6: Final answer
    x = 265,397.14

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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.