Home / 251,421.49-346,912-141,043.83

Finding the Fourth Proportional to 251,421.49, 346,912 and 141,043.83

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Solution

The fourth proportional to 251,421.49, 346,912 and 141,043.83 is: 194,612.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,421.49 : 346,912 = 141,043.83 : x
  2. Step 2: Convert to fraction form
    251,421.49/346,912 = 141,043.83/x
  3. Step 3: Cross multiply
    251,421.49x = 346,912 × 141,043.83
  4. Step 4: Simplify right side
    251,421.49x = 48,929,797,152.96
  5. Step 5: Solve for x
    x = 48,929,797,152.96/251,421.49
  6. Step 6: Final answer
    x = 194,612.63

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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.