Home / 251,183.61-346,631.94-136,461.33

Finding the Fourth Proportional to 251,183.61, 346,631.94 and 136,461.33

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Solution

The fourth proportional to 251,183.61, 346,631.94 and 136,461.33 is: 188,315.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,183.61 : 346,631.94 = 136,461.33 : x
  2. Step 2: Convert to fraction form
    251,183.61/346,631.94 = 136,461.33/x
  3. Step 3: Cross multiply
    251,183.61x = 346,631.94 × 136,461.33
  4. Step 4: Simplify right side
    251,183.61x = 47,301,855,552.88
  5. Step 5: Solve for x
    x = 47,301,855,552.88/251,183.61
  6. Step 6: Final answer
    x = 188,315.85

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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.