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Finding the Fourth Proportional to 174,910, 262,409.28 and 50,251

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Solution

The fourth proportional to 174,910, 262,409.28 and 50,251 is: 75,389.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,910 : 262,409.28 = 50,251 : x
  2. Step 2: Convert to fraction form
    174,910/262,409.28 = 50,251/x
  3. Step 3: Cross multiply
    174,910x = 262,409.28 × 50,251
  4. Step 4: Simplify right side
    174,910x = 13,186,328,729.28
  5. Step 5: Solve for x
    x = 13,186,328,729.28/174,910
  6. Step 6: Final answer
    x = 75,389.22

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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.