Home / 231,387.36-346,684.94-126,280.14

Finding the Fourth Proportional to 231,387.36, 346,684.94 and 126,280.14

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Solution

The fourth proportional to 231,387.36, 346,684.94 and 126,280.14 is: 189,204.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,387.36 : 346,684.94 = 126,280.14 : x
  2. Step 2: Convert to fraction form
    231,387.36/346,684.94 = 126,280.14/x
  3. Step 3: Cross multiply
    231,387.36x = 346,684.94 × 126,280.14
  4. Step 4: Simplify right side
    231,387.36x = 43,779,422,759.09
  5. Step 5: Solve for x
    x = 43,779,422,759.09/231,387.36
  6. Step 6: Final answer
    x = 189,204.04

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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.