Home / 231,388.36-346,686.44-126,281.14

Finding the Fourth Proportional to 231,388.36, 346,686.44 and 126,281.14

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Solution

The fourth proportional to 231,388.36, 346,686.44 and 126,281.14 is: 189,205.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,388.36 : 346,686.44 = 126,281.14 : x
  2. Step 2: Convert to fraction form
    231,388.36/346,686.44 = 126,281.14/x
  3. Step 3: Cross multiply
    231,388.36x = 346,686.44 × 126,281.14
  4. Step 4: Simplify right side
    231,388.36x = 43,779,958,865.74
  5. Step 5: Solve for x
    x = 43,779,958,865.74/231,388.36
  6. Step 6: Final answer
    x = 189,205.54

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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.