Home / 251,233.62-346,721.73-143,837.46

Finding the Fourth Proportional to 251,233.62, 346,721.73 and 143,837.46

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Solution

The fourth proportional to 251,233.62, 346,721.73 and 143,837.46 is: 198,506.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,233.62 : 346,721.73 = 143,837.46 : x
  2. Step 2: Convert to fraction form
    251,233.62/346,721.73 = 143,837.46/x
  3. Step 3: Cross multiply
    251,233.62x = 346,721.73 × 143,837.46
  4. Step 4: Simplify right side
    251,233.62x = 49,871,572,970.01
  5. Step 5: Solve for x
    x = 49,871,572,970.01/251,233.62
  6. Step 6: Final answer
    x = 198,506.76

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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.