Home / 96,189.66-144,291.74-28,716.36

Finding the Fourth Proportional to 96,189.66, 144,291.74 and 28,716.36

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Solution

The fourth proportional to 96,189.66, 144,291.74 and 28,716.36 is: 43,076.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,189.66 : 144,291.74 = 28,716.36 : x
  2. Step 2: Convert to fraction form
    96,189.66/144,291.74 = 28,716.36/x
  3. Step 3: Cross multiply
    96,189.66x = 144,291.74 × 28,716.36
  4. Step 4: Simplify right side
    96,189.66x = 4,143,533,550.87
  5. Step 5: Solve for x
    x = 4,143,533,550.87/96,189.66
  6. Step 6: Final answer
    x = 43,076.70

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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.