Home / 251,029.49-346,410.33-136,303.64

Finding the Fourth Proportional to 251,029.49, 346,410.33 and 136,303.64

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Solution

The fourth proportional to 251,029.49, 346,410.33 and 136,303.64 is: 188,093.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,029.49 : 346,410.33 = 136,303.64 : x
  2. Step 2: Convert to fraction form
    251,029.49/346,410.33 = 136,303.64/x
  3. Step 3: Cross multiply
    251,029.49x = 346,410.33 × 136,303.64
  4. Step 4: Simplify right side
    251,029.49x = 47,216,988,912.60
  5. Step 5: Solve for x
    x = 47,216,988,912.60/251,029.49
  6. Step 6: Final answer
    x = 188,093.39

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1.5x scale

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.