Home / 251,208.42-346,647.51-143,753.82

Finding the Fourth Proportional to 251,208.42, 346,647.51 and 143,753.82

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Solution

The fourth proportional to 251,208.42, 346,647.51 and 143,753.82 is: 198,368.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,208.42 : 346,647.51 = 143,753.82 : x
  2. Step 2: Convert to fraction form
    251,208.42/346,647.51 = 143,753.82/x
  3. Step 3: Cross multiply
    251,208.42x = 346,647.51 × 143,753.82
  4. Step 4: Simplify right side
    251,208.42x = 49,831,903,755.99
  5. Step 5: Solve for x
    x = 49,831,903,755.99/251,208.42
  6. Step 6: Final answer
    x = 198,368.76

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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.