Home / 114,112.12-171,025.60-54,931.96

Finding the Fourth Proportional to 114,112.12, 171,025.60 and 54,931.96

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Solution

The fourth proportional to 114,112.12, 171,025.60 and 54,931.96 is: 82,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,112.12 : 171,025.60 = 54,931.96 : x
  2. Step 2: Convert to fraction form
    114,112.12/171,025.60 = 54,931.96/x
  3. Step 3: Cross multiply
    114,112.12x = 171,025.60 × 54,931.96
  4. Step 4: Simplify right side
    114,112.12x = 9,394,771,418.18
  5. Step 5: Solve for x
    x = 9,394,771,418.18/114,112.12
  6. Step 6: Final answer
    x = 82,329.30

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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.