Home / 251,123.53-346,553.08-136,404.41

Finding the Fourth Proportional to 251,123.53, 346,553.08 and 136,404.41

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Solution

The fourth proportional to 251,123.53, 346,553.08 and 136,404.41 is: 188,239.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,123.53 : 346,553.08 = 136,404.41 : x
  2. Step 2: Convert to fraction form
    251,123.53/346,553.08 = 136,404.41/x
  3. Step 3: Cross multiply
    251,123.53x = 346,553.08 × 136,404.41
  4. Step 4: Simplify right side
    251,123.53x = 47,271,367,104.58
  5. Step 5: Solve for x
    x = 47,271,367,104.58/251,123.53
  6. Step 6: Final answer
    x = 188,239.50

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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.