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Finding the Fourth Proportional to 222,485.98, 333,728.76 and 89,366.26

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Solution

The fourth proportional to 222,485.98, 333,728.76 and 89,366.26 is: 134,049.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,485.98 : 333,728.76 = 89,366.26 : x
  2. Step 2: Convert to fraction form
    222,485.98/333,728.76 = 89,366.26/x
  3. Step 3: Cross multiply
    222,485.98x = 333,728.76 × 89,366.26
  4. Step 4: Simplify right side
    222,485.98x = 29,824,091,135.64
  5. Step 5: Solve for x
    x = 29,824,091,135.64/222,485.98
  6. Step 6: Final answer
    x = 134,049.31

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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.