Home / 159,413.58-238,857.94-111,387.06

Finding the Fourth Proportional to 159,413.58, 238,857.94 and 111,387.06

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Solution

The fourth proportional to 159,413.58, 238,857.94 and 111,387.06 is: 166,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,413.58 : 238,857.94 = 111,387.06 : x
  2. Step 2: Convert to fraction form
    159,413.58/238,857.94 = 111,387.06/x
  3. Step 3: Cross multiply
    159,413.58x = 238,857.94 × 111,387.06
  4. Step 4: Simplify right side
    159,413.58x = 26,605,683,694.26
  5. Step 5: Solve for x
    x = 26,605,683,694.26/159,413.58
  6. Step 6: Final answer
    x = 166,897.22

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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.