Home / 144,021.38-216,134.94-64,080.86

Finding the Fourth Proportional to 144,021.38, 216,134.94 and 64,080.86

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Solution

The fourth proportional to 144,021.38, 216,134.94 and 64,080.86 is: 96,167.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,021.38 : 216,134.94 = 64,080.86 : x
  2. Step 2: Convert to fraction form
    144,021.38/216,134.94 = 64,080.86/x
  3. Step 3: Cross multiply
    144,021.38x = 216,134.94 × 64,080.86
  4. Step 4: Simplify right side
    144,021.38x = 13,850,112,831.25
  5. Step 5: Solve for x
    x = 13,850,112,831.25/144,021.38
  6. Step 6: Final answer
    x = 96,167.06

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1.5x scale

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.