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Finding the Fourth Proportional to 222,388.29, 333,583.11 and 53,907.93

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Solution

The fourth proportional to 222,388.29, 333,583.11 and 53,907.93 is: 80,862.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,388.29 : 333,583.11 = 53,907.93 : x
  2. Step 2: Convert to fraction form
    222,388.29/333,583.11 = 53,907.93/x
  3. Step 3: Cross multiply
    222,388.29x = 333,583.11 × 53,907.93
  4. Step 4: Simplify right side
    222,388.29x = 17,982,774,943.06
  5. Step 5: Solve for x
    x = 17,982,774,943.06/222,388.29
  6. Step 6: Final answer
    x = 80,862.06

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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.