Home / 114,129.14-171,100.94-47,618.82

Finding the Fourth Proportional to 114,129.14, 171,100.94 and 47,618.82

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Solution

The fourth proportional to 114,129.14, 171,100.94 and 47,618.82 is: 71,389.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,129.14 : 171,100.94 = 47,618.82 : x
  2. Step 2: Convert to fraction form
    114,129.14/171,100.94 = 47,618.82/x
  3. Step 3: Cross multiply
    114,129.14x = 171,100.94 × 47,618.82
  4. Step 4: Simplify right side
    114,129.14x = 8,147,624,625.60
  5. Step 5: Solve for x
    x = 8,147,624,625.60/114,129.14
  6. Step 6: Final answer
    x = 71,389.52

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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.