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Finding the Fourth Proportional to 222,485.65, 333,728.61 and 54,006.22

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Solution

The fourth proportional to 222,485.65, 333,728.61 and 54,006.22 is: 81,009.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,485.65 : 333,728.61 = 54,006.22 : x
  2. Step 2: Convert to fraction form
    222,485.65/333,728.61 = 54,006.22/x
  3. Step 3: Cross multiply
    222,485.65x = 333,728.61 × 54,006.22
  4. Step 4: Simplify right side
    222,485.65x = 18,023,420,731.95
  5. Step 5: Solve for x
    x = 18,023,420,731.95/222,485.65
  6. Step 6: Final answer
    x = 81,009.36

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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.