Home / 199,650.84-275,418.74-119,021.56

Finding the Fourth Proportional to 199,650.84, 275,418.74 and 119,021.56

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Solution

The fourth proportional to 199,650.84, 275,418.74 and 119,021.56 is: 164,190.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,650.84 : 275,418.74 = 119,021.56 : x
  2. Step 2: Convert to fraction form
    199,650.84/275,418.74 = 119,021.56/x
  3. Step 3: Cross multiply
    199,650.84x = 275,418.74 × 119,021.56
  4. Step 4: Simplify right side
    199,650.84x = 32,780,768,088.03
  5. Step 5: Solve for x
    x = 32,780,768,088.03/199,650.84
  6. Step 6: Final answer
    x = 164,190.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.