Home / 251,057.24-346,457.64-136,334.86

Finding the Fourth Proportional to 251,057.24, 346,457.64 and 136,334.86

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Solution

The fourth proportional to 251,057.24, 346,457.64 and 136,334.86 is: 188,141.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,057.24 : 346,457.64 = 136,334.86 : x
  2. Step 2: Convert to fraction form
    251,057.24/346,457.64 = 136,334.86/x
  3. Step 3: Cross multiply
    251,057.24x = 346,457.64 × 136,334.86
  4. Step 4: Simplify right side
    251,057.24x = 47,234,253,845.33
  5. Step 5: Solve for x
    x = 47,234,253,845.33/251,057.24
  6. Step 6: Final answer
    x = 188,141.37

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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.