Home / 159,413.10-238,857.18-111,386.58

Finding the Fourth Proportional to 159,413.10, 238,857.18 and 111,386.58

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Solution

The fourth proportional to 159,413.10, 238,857.18 and 111,386.58 is: 166,896.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,413.10 : 238,857.18 = 111,386.58 : x
  2. Step 2: Convert to fraction form
    159,413.10/238,857.18 = 111,386.58/x
  3. Step 3: Cross multiply
    159,413.10x = 238,857.18 × 111,386.58
  4. Step 4: Simplify right side
    159,413.10x = 26,605,484,388.64
  5. Step 5: Solve for x
    x = 26,605,484,388.64/159,413.10
  6. Step 6: Final answer
    x = 166,896.47

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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.