Home / 222,721.20-333,934.20-122,929.20

Finding the Fourth Proportional to 222,721.20, 333,934.20 and 122,929.20

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Solution

The fourth proportional to 222,721.20, 333,934.20 and 122,929.20 is: 184,312.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,721.20 : 333,934.20 = 122,929.20 : x
  2. Step 2: Convert to fraction form
    222,721.20/333,934.20 = 122,929.20/x
  3. Step 3: Cross multiply
    222,721.20x = 333,934.20 × 122,929.20
  4. Step 4: Simplify right side
    222,721.20x = 41,050,264,058.64
  5. Step 5: Solve for x
    x = 41,050,264,058.64/222,721.20
  6. Step 6: Final answer
    x = 184,312.33

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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.