Home / 191,928.25-264,860.99-107,045.38

Finding the Fourth Proportional to 191,928.25, 264,860.99 and 107,045.38

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Solution

The fourth proportional to 191,928.25, 264,860.99 and 107,045.38 is: 147,722.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,928.25 : 264,860.99 = 107,045.38 : x
  2. Step 2: Convert to fraction form
    191,928.25/264,860.99 = 107,045.38/x
  3. Step 3: Cross multiply
    191,928.25x = 264,860.99 × 107,045.38
  4. Step 4: Simplify right side
    191,928.25x = 28,352,145,321.73
  5. Step 5: Solve for x
    x = 28,352,145,321.73/191,928.25
  6. Step 6: Final answer
    x = 147,722.63

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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.