Home / 250,015.24-345,029.28-136,837.96

Finding the Fourth Proportional to 250,015.24, 345,029.28 and 136,837.96

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Solution

The fourth proportional to 250,015.24, 345,029.28 and 136,837.96 is: 188,840.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,015.24 : 345,029.28 = 136,837.96 : x
  2. Step 2: Convert to fraction form
    250,015.24/345,029.28 = 136,837.96/x
  3. Step 3: Cross multiply
    250,015.24x = 345,029.28 × 136,837.96
  4. Step 4: Simplify right side
    250,015.24x = 47,213,102,815.47
  5. Step 5: Solve for x
    x = 47,213,102,815.47/250,015.24
  6. Step 6: Final answer
    x = 188,840.90

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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.