Home / 251,089.67-346,580.54-149,131.73

Finding the Fourth Proportional to 251,089.67, 346,580.54 and 149,131.73

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Solution

The fourth proportional to 251,089.67, 346,580.54 and 149,131.73 is: 205,847.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,089.67 : 346,580.54 = 149,131.73 : x
  2. Step 2: Convert to fraction form
    251,089.67/346,580.54 = 149,131.73/x
  3. Step 3: Cross multiply
    251,089.67x = 346,580.54 × 149,131.73
  4. Step 4: Simplify right side
    251,089.67x = 51,686,153,035.97
  5. Step 5: Solve for x
    x = 51,686,153,035.97/251,089.67
  6. Step 6: Final answer
    x = 205,847.39

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1.5x scale

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.