Home / 286,233.13-429,301.09-75,892.33

Finding the Fourth Proportional to 286,233.13, 429,301.09 and 75,892.33

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Solution

The fourth proportional to 286,233.13, 429,301.09 and 75,892.33 is: 113,825.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,233.13 : 429,301.09 = 75,892.33 : x
  2. Step 2: Convert to fraction form
    286,233.13/429,301.09 = 75,892.33/x
  3. Step 3: Cross multiply
    286,233.13x = 429,301.09 × 75,892.33
  4. Step 4: Simplify right side
    286,233.13x = 32,580,659,991.64
  5. Step 5: Solve for x
    x = 32,580,659,991.64/286,233.13
  6. Step 6: Final answer
    x = 113,825.61

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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.