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Finding the Fourth Proportional to 222,029.70, 333,047.70 and 72,270.78

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Solution

The fourth proportional to 222,029.70, 333,047.70 and 72,270.78 is: 108,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,029.70 : 333,047.70 = 72,270.78 : x
  2. Step 2: Convert to fraction form
    222,029.70/333,047.70 = 72,270.78/x
  3. Step 3: Cross multiply
    222,029.70x = 333,047.70 × 72,270.78
  4. Step 4: Simplify right side
    222,029.70x = 24,069,617,056.21
  5. Step 5: Solve for x
    x = 24,069,617,056.21/222,029.70
  6. Step 6: Final answer
    x = 108,407.20

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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.