Home / 114,739.22-171,859.60-55,450.56

Finding the Fourth Proportional to 114,739.22, 171,859.60 and 55,450.56

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Solution

The fourth proportional to 114,739.22, 171,859.60 and 55,450.56 is: 83,055.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,739.22 : 171,859.60 = 55,450.56 : x
  2. Step 2: Convert to fraction form
    114,739.22/171,859.60 = 55,450.56/x
  3. Step 3: Cross multiply
    114,739.22x = 171,859.60 × 55,450.56
  4. Step 4: Simplify right side
    114,739.22x = 9,529,711,061.38
  5. Step 5: Solve for x
    x = 9,529,711,061.38/114,739.22
  6. Step 6: Final answer
    x = 83,055.39

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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.