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Finding the Fourth Proportional to 231,956.69, 347,344.37 and 152,831.03

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Solution

The fourth proportional to 231,956.69, 347,344.37 and 152,831.03 is: 228,857.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,956.69 : 347,344.37 = 152,831.03 : x
  2. Step 2: Convert to fraction form
    231,956.69/347,344.37 = 152,831.03/x
  3. Step 3: Cross multiply
    231,956.69x = 347,344.37 × 152,831.03
  4. Step 4: Simplify right side
    231,956.69x = 53,084,995,330.92
  5. Step 5: Solve for x
    x = 53,084,995,330.92/231,956.69
  6. Step 6: Final answer
    x = 228,857.36

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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.