Home / 251,172.87-346,617.18-136,450.60

Finding the Fourth Proportional to 251,172.87, 346,617.18 and 136,450.60

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Solution

The fourth proportional to 251,172.87, 346,617.18 and 136,450.60 is: 188,301.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,172.87 : 346,617.18 = 136,450.60 : x
  2. Step 2: Convert to fraction form
    251,172.87/346,617.18 = 136,450.60/x
  3. Step 3: Cross multiply
    251,172.87x = 346,617.18 × 136,450.60
  4. Step 4: Simplify right side
    251,172.87x = 47,296,122,181.31
  5. Step 5: Solve for x
    x = 47,296,122,181.31/251,172.87
  6. Step 6: Final answer
    x = 188,301.08

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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.