Home / 251,291.14-346,782.54-143,861.98

Finding the Fourth Proportional to 251,291.14, 346,782.54 and 143,861.98

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Solution

The fourth proportional to 251,291.14, 346,782.54 and 143,861.98 is: 198,529.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,291.14 : 346,782.54 = 143,861.98 : x
  2. Step 2: Convert to fraction form
    251,291.14/346,782.54 = 143,861.98/x
  3. Step 3: Cross multiply
    251,291.14x = 346,782.54 × 143,861.98
  4. Step 4: Simplify right side
    251,291.14x = 49,888,822,833.83
  5. Step 5: Solve for x
    x = 49,888,822,833.83/251,291.14
  6. Step 6: Final answer
    x = 198,529.97

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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.