Home / 276,028.26-413,747.10-142,774.36

Finding the Fourth Proportional to 276,028.26, 413,747.10 and 142,774.36

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Solution

The fourth proportional to 276,028.26, 413,747.10 and 142,774.36 is: 214,008.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,028.26 : 413,747.10 = 142,774.36 : x
  2. Step 2: Convert to fraction form
    276,028.26/413,747.10 = 142,774.36/x
  3. Step 3: Cross multiply
    276,028.26x = 413,747.10 × 142,774.36
  4. Step 4: Simplify right side
    276,028.26x = 59,072,477,404.36
  5. Step 5: Solve for x
    x = 59,072,477,404.36/276,028.26
  6. Step 6: Final answer
    x = 214,008.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.