Home / 134,209.73-201,166.97-55,280.90

Finding the Fourth Proportional to 134,209.73, 201,166.97 and 55,280.90

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Solution

The fourth proportional to 134,209.73, 201,166.97 and 55,280.90 is: 82,860.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,209.73 : 201,166.97 = 55,280.90 : x
  2. Step 2: Convert to fraction form
    134,209.73/201,166.97 = 55,280.90/x
  3. Step 3: Cross multiply
    134,209.73x = 201,166.97 × 55,280.90
  4. Step 4: Simplify right side
    134,209.73x = 11,120,690,831.31
  5. Step 5: Solve for x
    x = 11,120,690,831.31/134,209.73
  6. Step 6: Final answer
    x = 82,860.54

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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.