Home / 112,249.94-168,378.55-58,928.45

Finding the Fourth Proportional to 112,249.94, 168,378.55 and 58,928.45

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Solution

The fourth proportional to 112,249.94, 168,378.55 and 58,928.45 is: 88,394.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,249.94 : 168,378.55 = 58,928.45 : x
  2. Step 2: Convert to fraction form
    112,249.94/168,378.55 = 58,928.45/x
  3. Step 3: Cross multiply
    112,249.94x = 168,378.55 × 58,928.45
  4. Step 4: Simplify right side
    112,249.94x = 9,922,285,975.53
  5. Step 5: Solve for x
    x = 9,922,285,975.53/112,249.94
  6. Step 6: Final answer
    x = 88,394.58

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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.