Home / 251,245.74-346,720.46-136,525.29

Finding the Fourth Proportional to 251,245.74, 346,720.46 and 136,525.29

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Solution

The fourth proportional to 251,245.74, 346,720.46 and 136,525.29 is: 188,405.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,245.74 : 346,720.46 = 136,525.29 : x
  2. Step 2: Convert to fraction form
    251,245.74/346,720.46 = 136,525.29/x
  3. Step 3: Cross multiply
    251,245.74x = 346,720.46 × 136,525.29
  4. Step 4: Simplify right side
    251,245.74x = 47,336,111,350.43
  5. Step 5: Solve for x
    x = 47,336,111,350.43/251,245.74
  6. Step 6: Final answer
    x = 188,405.63

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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.