Home / 194,298.48-268,102.20-109,413.36

Finding the Fourth Proportional to 194,298.48, 268,102.20 and 109,413.36

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Solution

The fourth proportional to 194,298.48, 268,102.20 and 109,413.36 is: 150,973.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,298.48 : 268,102.20 = 109,413.36 : x
  2. Step 2: Convert to fraction form
    194,298.48/268,102.20 = 109,413.36/x
  3. Step 3: Cross multiply
    194,298.48x = 268,102.20 × 109,413.36
  4. Step 4: Simplify right side
    194,298.48x = 29,333,962,525.39
  5. Step 5: Solve for x
    x = 29,333,962,525.39/194,298.48
  6. Step 6: Final answer
    x = 150,973.71

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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.