Home / 114,218.20-171,338.77-39,328.43

Finding the Fourth Proportional to 114,218.20, 171,338.77 and 39,328.43

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Solution

The fourth proportional to 114,218.20, 171,338.77 and 39,328.43 is: 58,996.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,218.20 : 171,338.77 = 39,328.43 : x
  2. Step 2: Convert to fraction form
    114,218.20/171,338.77 = 39,328.43/x
  3. Step 3: Cross multiply
    114,218.20x = 171,338.77 × 39,328.43
  4. Step 4: Simplify right side
    114,218.20x = 6,738,484,625.59
  5. Step 5: Solve for x
    x = 6,738,484,625.59/114,218.20
  6. Step 6: Final answer
    x = 58,996.60

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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.