Home / 173,072.30-259,652.28-53,135.37

Finding the Fourth Proportional to 173,072.30, 259,652.28 and 53,135.37

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Solution

The fourth proportional to 173,072.30, 259,652.28 and 53,135.37 is: 79,716.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,072.30 : 259,652.28 = 53,135.37 : x
  2. Step 2: Convert to fraction form
    173,072.30/259,652.28 = 53,135.37/x
  3. Step 3: Cross multiply
    173,072.30x = 259,652.28 × 53,135.37
  4. Step 4: Simplify right side
    173,072.30x = 13,796,719,438.13
  5. Step 5: Solve for x
    x = 13,796,719,438.13/173,072.30
  6. Step 6: Final answer
    x = 79,716.51

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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.