Home / 134,601.10-201,865.20-39,831.10

Finding the Fourth Proportional to 134,601.10, 201,865.20 and 39,831.10

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Solution

The fourth proportional to 134,601.10, 201,865.20 and 39,831.10 is: 59,735.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,601.10 : 201,865.20 = 39,831.10 : x
  2. Step 2: Convert to fraction form
    134,601.10/201,865.20 = 39,831.10/x
  3. Step 3: Cross multiply
    134,601.10x = 201,865.20 × 39,831.10
  4. Step 4: Simplify right side
    134,601.10x = 8,040,512,967.72
  5. Step 5: Solve for x
    x = 8,040,512,967.72/134,601.10
  6. Step 6: Final answer
    x = 59,735.86

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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.