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Finding the Fourth Proportional to 159,759.76, 239,598.52 and 47,413.36

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Solution

The fourth proportional to 159,759.76, 239,598.52 and 47,413.36 is: 71,107.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,759.76 : 239,598.52 = 47,413.36 : x
  2. Step 2: Convert to fraction form
    159,759.76/239,598.52 = 47,413.36/x
  3. Step 3: Cross multiply
    159,759.76x = 239,598.52 × 47,413.36
  4. Step 4: Simplify right side
    159,759.76x = 11,360,170,884.23
  5. Step 5: Solve for x
    x = 11,360,170,884.23/159,759.76
  6. Step 6: Final answer
    x = 71,107.84

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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.