Home / 231,181.72-346,784.58-73,422.52

Finding the Fourth Proportional to 231,181.72, 346,784.58 and 73,422.52

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Solution

The fourth proportional to 231,181.72, 346,784.58 and 73,422.52 is: 110,137.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,181.72 : 346,784.58 = 73,422.52 : x
  2. Step 2: Convert to fraction form
    231,181.72/346,784.58 = 73,422.52/x
  3. Step 3: Cross multiply
    231,181.72x = 346,784.58 × 73,422.52
  4. Step 4: Simplify right side
    231,181.72x = 25,461,797,760.74
  5. Step 5: Solve for x
    x = 25,461,797,760.74/231,181.72
  6. Step 6: Final answer
    x = 110,137.59

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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.