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Finding the Fourth Proportional to 222,477.33, 333,712.46 and 53,999.05

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Solution

The fourth proportional to 222,477.33, 333,712.46 and 53,999.05 is: 80,997.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,477.33 : 333,712.46 = 53,999.05 : x
  2. Step 2: Convert to fraction form
    222,477.33/333,712.46 = 53,999.05/x
  3. Step 3: Cross multiply
    222,477.33x = 333,712.46 × 53,999.05
  4. Step 4: Simplify right side
    222,477.33x = 18,020,155,813.16
  5. Step 5: Solve for x
    x = 18,020,155,813.16/222,477.33
  6. Step 6: Final answer
    x = 80,997.72

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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.