Home / 114,102.84-171,131.22-79,358.52

Finding the Fourth Proportional to 114,102.84, 171,131.22 and 79,358.52

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Solution

The fourth proportional to 114,102.84, 171,131.22 and 79,358.52 is: 119,021.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,102.84 : 171,131.22 = 79,358.52 : x
  2. Step 2: Convert to fraction form
    114,102.84/171,131.22 = 79,358.52/x
  3. Step 3: Cross multiply
    114,102.84x = 171,131.22 × 79,358.52
  4. Step 4: Simplify right side
    114,102.84x = 13,580,720,344.99
  5. Step 5: Solve for x
    x = 13,580,720,344.99/114,102.84
  6. Step 6: Final answer
    x = 119,021.76

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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.