Home / 133,329.21-184,005.66-75,986.07

Finding the Fourth Proportional to 133,329.21, 184,005.66 and 75,986.07

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Solution

The fourth proportional to 133,329.21, 184,005.66 and 75,986.07 is: 104,867.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,329.21 : 184,005.66 = 75,986.07 : x
  2. Step 2: Convert to fraction form
    133,329.21/184,005.66 = 75,986.07/x
  3. Step 3: Cross multiply
    133,329.21x = 184,005.66 × 75,986.07
  4. Step 4: Simplify right side
    133,329.21x = 13,981,866,961.16
  5. Step 5: Solve for x
    x = 13,981,866,961.16/133,329.21
  6. Step 6: Final answer
    x = 104,867.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.