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Finding the Fourth Proportional to 202,111.56, 303,831.54 and 187,496.73

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Solution

The fourth proportional to 202,111.56, 303,831.54 and 187,496.73 is: 281,861.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,111.56 : 303,831.54 = 187,496.73 : x
  2. Step 2: Convert to fraction form
    202,111.56/303,831.54 = 187,496.73/x
  3. Step 3: Cross multiply
    202,111.56x = 303,831.54 × 187,496.73
  4. Step 4: Simplify right side
    202,111.56x = 56,967,420,220.86
  5. Step 5: Solve for x
    x = 56,967,420,220.86/202,111.56
  6. Step 6: Final answer
    x = 281,861.27

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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.