Home / 193,122.32-289,705.35-173,278.94

Finding the Fourth Proportional to 193,122.32, 289,705.35 and 173,278.94

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Solution

The fourth proportional to 193,122.32, 289,705.35 and 173,278.94 is: 259,938.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,122.32 : 289,705.35 = 173,278.94 : x
  2. Step 2: Convert to fraction form
    193,122.32/289,705.35 = 173,278.94/x
  3. Step 3: Cross multiply
    193,122.32x = 289,705.35 × 173,278.94
  4. Step 4: Simplify right side
    193,122.32x = 50,199,835,960.33
  5. Step 5: Solve for x
    x = 50,199,835,960.33/193,122.32
  6. Step 6: Final answer
    x = 259,938.03

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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.