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Finding the Fourth Proportional to 200,555.52, 300,755.52 and 107,010.24

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Solution

The fourth proportional to 200,555.52, 300,755.52 and 107,010.24 is: 160,473.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,555.52 : 300,755.52 = 107,010.24 : x
  2. Step 2: Convert to fraction form
    200,555.52/300,755.52 = 107,010.24/x
  3. Step 3: Cross multiply
    200,555.52x = 300,755.52 × 107,010.24
  4. Step 4: Simplify right side
    200,555.52x = 32,183,920,376.52
  5. Step 5: Solve for x
    x = 32,183,920,376.52/200,555.52
  6. Step 6: Final answer
    x = 160,473.87

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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.