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Finding the Fourth Proportional to 222,333.60, 333,562.47 and 89,307.27

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Solution

The fourth proportional to 222,333.60, 333,562.47 and 89,307.27 is: 133,985.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,333.60 : 333,562.47 = 89,307.27 : x
  2. Step 2: Convert to fraction form
    222,333.60/333,562.47 = 89,307.27/x
  3. Step 3: Cross multiply
    222,333.60x = 333,562.47 × 89,307.27
  4. Step 4: Simplify right side
    222,333.60x = 29,789,551,455.81
  5. Step 5: Solve for x
    x = 29,789,551,455.81/222,333.60
  6. Step 6: Final answer
    x = 133,985.83

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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.