Home / 251,211.98-346,652.39-143,757.38

Finding the Fourth Proportional to 251,211.98, 346,652.39 and 143,757.38

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Solution

The fourth proportional to 251,211.98, 346,652.39 and 143,757.38 is: 198,373.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,211.98 : 346,652.39 = 143,757.38 : x
  2. Step 2: Convert to fraction form
    251,211.98/346,652.39 = 143,757.38/x
  3. Step 3: Cross multiply
    251,211.98x = 346,652.39 × 143,757.38
  4. Step 4: Simplify right side
    251,211.98x = 49,833,840,583.16
  5. Step 5: Solve for x
    x = 49,833,840,583.16/251,211.98
  6. Step 6: Final answer
    x = 198,373.66

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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.