Home / 251,105.22-346,471.29-149,165.07

Finding the Fourth Proportional to 251,105.22, 346,471.29 and 149,165.07

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Solution

The fourth proportional to 251,105.22, 346,471.29 and 149,165.07 is: 205,815.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,105.22 : 346,471.29 = 149,165.07 : x
  2. Step 2: Convert to fraction form
    251,105.22/346,471.29 = 149,165.07/x
  3. Step 3: Cross multiply
    251,105.22x = 346,471.29 × 149,165.07
  4. Step 4: Simplify right side
    251,105.22x = 51,681,414,225.84
  5. Step 5: Solve for x
    x = 51,681,414,225.84/251,105.22
  6. Step 6: Final answer
    x = 205,815.77

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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.