Home / 170,572.73-255,651.53-120,667.22

Finding the Fourth Proportional to 170,572.73, 255,651.53 and 120,667.22

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Solution

The fourth proportional to 170,572.73, 255,651.53 and 120,667.22 is: 180,853.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,572.73 : 255,651.53 = 120,667.22 : x
  2. Step 2: Convert to fraction form
    170,572.73/255,651.53 = 120,667.22/x
  3. Step 3: Cross multiply
    170,572.73x = 255,651.53 × 120,667.22
  4. Step 4: Simplify right side
    170,572.73x = 30,848,758,135.59
  5. Step 5: Solve for x
    x = 30,848,758,135.59/170,572.73
  6. Step 6: Final answer
    x = 180,853.99

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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.