Home / 251,350.24-376,906.89-91,313.31

Finding the Fourth Proportional to 251,350.24, 376,906.89 and 91,313.31

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Solution

The fourth proportional to 251,350.24, 376,906.89 and 91,313.31 is: 136,926.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,350.24 : 376,906.89 = 91,313.31 : x
  2. Step 2: Convert to fraction form
    251,350.24/376,906.89 = 91,313.31/x
  3. Step 3: Cross multiply
    251,350.24x = 376,906.89 × 91,313.31
  4. Step 4: Simplify right side
    251,350.24x = 34,416,615,687.71
  5. Step 5: Solve for x
    x = 34,416,615,687.71/251,350.24
  6. Step 6: Final answer
    x = 136,926.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.