Home / 144,003.10-215,831.85-73,846.30

Finding the Fourth Proportional to 144,003.10, 215,831.85 and 73,846.30

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Solution

The fourth proportional to 144,003.10, 215,831.85 and 73,846.30 is: 110,680.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,003.10 : 215,831.85 = 73,846.30 : x
  2. Step 2: Convert to fraction form
    144,003.10/215,831.85 = 73,846.30/x
  3. Step 3: Cross multiply
    144,003.10x = 215,831.85 × 73,846.30
  4. Step 4: Simplify right side
    144,003.10x = 15,938,383,544.66
  5. Step 5: Solve for x
    x = 15,938,383,544.66/144,003.10
  6. Step 6: Final answer
    x = 110,680.84

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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.