Home / 222,243.32-333,385.22-72,445.16

Finding the Fourth Proportional to 222,243.32, 333,385.22 and 72,445.16

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Solution

The fourth proportional to 222,243.32, 333,385.22 and 72,445.16 is: 108,674.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,243.32 : 333,385.22 = 72,445.16 : x
  2. Step 2: Convert to fraction form
    222,243.32/333,385.22 = 72,445.16/x
  3. Step 3: Cross multiply
    222,243.32x = 333,385.22 × 72,445.16
  4. Step 4: Simplify right side
    222,243.32x = 24,152,145,604.54
  5. Step 5: Solve for x
    x = 24,152,145,604.54/222,243.32
  6. Step 6: Final answer
    x = 108,674.34

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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.