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Finding the Fourth Proportional to 67,682.77, 101,413.19 and 47,925.86

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Solution

The fourth proportional to 67,682.77, 101,413.19 and 47,925.86 is: 71,810.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,682.77 : 101,413.19 = 47,925.86 : x
  2. Step 2: Convert to fraction form
    67,682.77/101,413.19 = 47,925.86/x
  3. Step 3: Cross multiply
    67,682.77x = 101,413.19 × 47,925.86
  4. Step 4: Simplify right side
    67,682.77x = 4,860,313,852.93
  5. Step 5: Solve for x
    x = 4,860,313,852.93/67,682.77
  6. Step 6: Final answer
    x = 71,810.21

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1.5x scale

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.