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Finding the Fourth Proportional to 222,498.56, 333,840 and 89,473.04

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Solution

The fourth proportional to 222,498.56, 333,840 and 89,473.04 is: 134,246.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,498.56 : 333,840 = 89,473.04 : x
  2. Step 2: Convert to fraction form
    222,498.56/333,840 = 89,473.04/x
  3. Step 3: Cross multiply
    222,498.56x = 333,840 × 89,473.04
  4. Step 4: Simplify right side
    222,498.56x = 29,869,679,673.60
  5. Step 5: Solve for x
    x = 29,869,679,673.60/222,498.56
  6. Step 6: Final answer
    x = 134,246.62

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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.