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Finding the Fourth Proportional to 222,196.48, 333,287.22 and 89,040.98

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Solution

The fourth proportional to 222,196.48, 333,287.22 and 89,040.98 is: 133,558.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,196.48 : 333,287.22 = 89,040.98 : x
  2. Step 2: Convert to fraction form
    222,196.48/333,287.22 = 89,040.98/x
  3. Step 3: Cross multiply
    222,196.48x = 333,287.22 × 89,040.98
  4. Step 4: Simplify right side
    222,196.48x = 29,676,220,690.28
  5. Step 5: Solve for x
    x = 29,676,220,690.28/222,196.48
  6. Step 6: Final answer
    x = 133,558.46

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1.5x scale

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.