Home / 251,301.90-346,847.05-149,307.73

Finding the Fourth Proportional to 251,301.90, 346,847.05 and 149,307.73

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Solution

The fourth proportional to 251,301.90, 346,847.05 and 149,307.73 is: 206,074.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,301.90 : 346,847.05 = 149,307.73 : x
  2. Step 2: Convert to fraction form
    251,301.90/346,847.05 = 149,307.73/x
  3. Step 3: Cross multiply
    251,301.90x = 346,847.05 × 149,307.73
  4. Step 4: Simplify right side
    251,301.90x = 51,786,943,958.46
  5. Step 5: Solve for x
    x = 51,786,943,958.46/251,301.90
  6. Step 6: Final answer
    x = 206,074.63

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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.