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Finding the Fourth Proportional to 222,200.98, 333,293.97 and 89,045.48

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Solution

The fourth proportional to 222,200.98, 333,293.97 and 89,045.48 is: 133,565.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,200.98 : 333,293.97 = 89,045.48 : x
  2. Step 2: Convert to fraction form
    222,200.98/333,293.97 = 89,045.48/x
  3. Step 3: Cross multiply
    222,200.98x = 333,293.97 × 89,045.48
  4. Step 4: Simplify right side
    222,200.98x = 29,678,321,539.76
  5. Step 5: Solve for x
    x = 29,678,321,539.76/222,200.98
  6. Step 6: Final answer
    x = 133,565.21

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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.