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Finding the Fourth Proportional to 202,204.40, 303,525.30 and 113,630.90

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Solution

The fourth proportional to 202,204.40, 303,525.30 and 113,630.90 is: 170,569.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,204.40 : 303,525.30 = 113,630.90 : x
  2. Step 2: Convert to fraction form
    202,204.40/303,525.30 = 113,630.90/x
  3. Step 3: Cross multiply
    202,204.40x = 303,525.30 × 113,630.90
  4. Step 4: Simplify right side
    202,204.40x = 34,489,853,011.77
  5. Step 5: Solve for x
    x = 34,489,853,011.77/202,204.40
  6. Step 6: Final answer
    x = 170,569.25

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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.