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Finding the Fourth Proportional to 173,222.64, 259,788.06 and 68,042.52

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Solution

The fourth proportional to 173,222.64, 259,788.06 and 68,042.52 is: 102,045.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,222.64 : 259,788.06 = 68,042.52 : x
  2. Step 2: Convert to fraction form
    173,222.64/259,788.06 = 68,042.52/x
  3. Step 3: Cross multiply
    173,222.64x = 259,788.06 × 68,042.52
  4. Step 4: Simplify right side
    173,222.64x = 17,676,634,268.31
  5. Step 5: Solve for x
    x = 17,676,634,268.31/173,222.64
  6. Step 6: Final answer
    x = 102,045.75

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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.