Home / 88,700.54-122,406.78-48,413.56

Finding the Fourth Proportional to 88,700.54, 122,406.78 and 48,413.56

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Solution

The fourth proportional to 88,700.54, 122,406.78 and 48,413.56 is: 66,810.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,700.54 : 122,406.78 = 48,413.56 : x
  2. Step 2: Convert to fraction form
    88,700.54/122,406.78 = 48,413.56/x
  3. Step 3: Cross multiply
    88,700.54x = 122,406.78 × 48,413.56
  4. Step 4: Simplify right side
    88,700.54x = 5,926,147,987.94
  5. Step 5: Solve for x
    x = 5,926,147,987.94/88,700.54
  6. Step 6: Final answer
    x = 66,810.73

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1.5x scale

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.