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Finding the Fourth Proportional to 202,380.15, 303,570.23 and 163,014.15

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Solution

The fourth proportional to 202,380.15, 303,570.23 and 163,014.15 is: 244,521.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,380.15 : 303,570.23 = 163,014.15 : x
  2. Step 2: Convert to fraction form
    202,380.15/303,570.23 = 163,014.15/x
  3. Step 3: Cross multiply
    202,380.15x = 303,570.23 × 163,014.15
  4. Step 4: Simplify right side
    202,380.15x = 49,486,242,193.68
  5. Step 5: Solve for x
    x = 49,486,242,193.68/202,380.15
  6. Step 6: Final answer
    x = 244,521.23

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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.