Home / 114,667.20-171,902.70-43,550.10

Finding the Fourth Proportional to 114,667.20, 171,902.70 and 43,550.10

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Solution

The fourth proportional to 114,667.20, 171,902.70 and 43,550.10 is: 65,287.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,667.20 : 171,902.70 = 43,550.10 : x
  2. Step 2: Convert to fraction form
    114,667.20/171,902.70 = 43,550.10/x
  3. Step 3: Cross multiply
    114,667.20x = 171,902.70 × 43,550.10
  4. Step 4: Simplify right side
    114,667.20x = 7,486,379,775.27
  5. Step 5: Solve for x
    x = 7,486,379,775.27/114,667.20
  6. Step 6: Final answer
    x = 65,287.89

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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.