Home / 222,254.24-333,291.52-81,981.60

Finding the Fourth Proportional to 222,254.24, 333,291.52 and 81,981.60

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Solution

The fourth proportional to 222,254.24, 333,291.52 and 81,981.60 is: 122,939.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,254.24 : 333,291.52 = 81,981.60 : x
  2. Step 2: Convert to fraction form
    222,254.24/333,291.52 = 81,981.60/x
  3. Step 3: Cross multiply
    222,254.24x = 333,291.52 × 81,981.60
  4. Step 4: Simplify right side
    222,254.24x = 27,323,772,076.03
  5. Step 5: Solve for x
    x = 27,323,772,076.03/222,254.24
  6. Step 6: Final answer
    x = 122,939.26

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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.