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Finding the Fourth Proportional to 222,316.61, 333,270.57 and 80,127.09

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Solution

The fourth proportional to 222,316.61, 333,270.57 and 80,127.09 is: 120,116.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,316.61 : 333,270.57 = 80,127.09 : x
  2. Step 2: Convert to fraction form
    222,316.61/333,270.57 = 80,127.09/x
  3. Step 3: Cross multiply
    222,316.61x = 333,270.57 × 80,127.09
  4. Step 4: Simplify right side
    222,316.61x = 26,703,999,569.54
  5. Step 5: Solve for x
    x = 26,703,999,569.54/222,316.61
  6. Step 6: Final answer
    x = 120,116.98

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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.