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Finding the Fourth Proportional to 222,240.80, 333,361.20 and 56,028.80

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Solution

The fourth proportional to 222,240.80, 333,361.20 and 56,028.80 is: 84,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,240.80 : 333,361.20 = 56,028.80 : x
  2. Step 2: Convert to fraction form
    222,240.80/333,361.20 = 56,028.80/x
  3. Step 3: Cross multiply
    222,240.80x = 333,361.20 × 56,028.80
  4. Step 4: Simplify right side
    222,240.80x = 18,677,828,002.56
  5. Step 5: Solve for x
    x = 18,677,828,002.56/222,240.80
  6. Step 6: Final answer
    x = 84,043.20

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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.