Home / 114,378.07-171,588.68-43,321.98

Finding the Fourth Proportional to 114,378.07, 171,588.68 and 43,321.98

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Solution

The fourth proportional to 114,378.07, 171,588.68 and 43,321.98 is: 64,991.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,378.07 : 171,588.68 = 43,321.98 : x
  2. Step 2: Convert to fraction form
    114,378.07/171,588.68 = 43,321.98/x
  3. Step 3: Cross multiply
    114,378.07x = 171,588.68 × 43,321.98
  4. Step 4: Simplify right side
    114,378.07x = 7,433,561,146.58
  5. Step 5: Solve for x
    x = 7,433,561,146.58/114,378.07
  6. Step 6: Final answer
    x = 64,991.14

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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.