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Finding the Fourth Proportional to 222,564.73, 333,862.40 and 89,445.10

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Solution

The fourth proportional to 222,564.73, 333,862.40 and 89,445.10 is: 134,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,564.73 : 333,862.40 = 89,445.10 : x
  2. Step 2: Convert to fraction form
    222,564.73/333,862.40 = 89,445.10/x
  3. Step 3: Cross multiply
    222,564.73x = 333,862.40 × 89,445.10
  4. Step 4: Simplify right side
    222,564.73x = 29,862,355,754.24
  5. Step 5: Solve for x
    x = 29,862,355,754.24/222,564.73
  6. Step 6: Final answer
    x = 134,173.80

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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.