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Finding the Fourth Proportional to 173,008.19, 259,419.79 and 88,733.97

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Solution

The fourth proportional to 173,008.19, 259,419.79 and 88,733.97 is: 133,053.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,008.19 : 259,419.79 = 88,733.97 : x
  2. Step 2: Convert to fraction form
    173,008.19/259,419.79 = 88,733.97/x
  3. Step 3: Cross multiply
    173,008.19x = 259,419.79 × 88,733.97
  4. Step 4: Simplify right side
    173,008.19x = 23,019,347,863.27
  5. Step 5: Solve for x
    x = 23,019,347,863.27/173,008.19
  6. Step 6: Final answer
    x = 133,053.52

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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.