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Finding the Fourth Proportional to 248,571.34, 372,162.16 and 134,309.77

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Solution

The fourth proportional to 248,571.34, 372,162.16 and 134,309.77 is: 201,089.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,571.34 : 372,162.16 = 134,309.77 : x
  2. Step 2: Convert to fraction form
    248,571.34/372,162.16 = 134,309.77/x
  3. Step 3: Cross multiply
    248,571.34x = 372,162.16 × 134,309.77
  4. Step 4: Simplify right side
    248,571.34x = 49,985,014,112.30
  5. Step 5: Solve for x
    x = 49,985,014,112.30/248,571.34
  6. Step 6: Final answer
    x = 201,089.21

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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.