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Finding the Fourth Proportional to 222,300.10, 333,460.77 and 72,540.10

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Solution

The fourth proportional to 222,300.10, 333,460.77 and 72,540.10 is: 108,813.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,300.10 : 333,460.77 = 72,540.10 : x
  2. Step 2: Convert to fraction form
    222,300.10/333,460.77 = 72,540.10/x
  3. Step 3: Cross multiply
    222,300.10x = 333,460.77 × 72,540.10
  4. Step 4: Simplify right side
    222,300.10x = 24,189,277,601.88
  5. Step 5: Solve for x
    x = 24,189,277,601.88/222,300.10
  6. Step 6: Final answer
    x = 108,813.62

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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.