Home / 251,048.16-346,442.67-143,644.59

Finding the Fourth Proportional to 251,048.16, 346,442.67 and 143,644.59

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Solution

The fourth proportional to 251,048.16, 346,442.67 and 143,644.59 is: 198,227.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,048.16 : 346,442.67 = 143,644.59 : x
  2. Step 2: Convert to fraction form
    251,048.16/346,442.67 = 143,644.59/x
  3. Step 3: Cross multiply
    251,048.16x = 346,442.67 × 143,644.59
  4. Step 4: Simplify right side
    251,048.16x = 49,764,615,290.66
  5. Step 5: Solve for x
    x = 49,764,615,290.66/251,048.16
  6. Step 6: Final answer
    x = 198,227.37

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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.