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Finding the Fourth Proportional to 67,258.70, 92,810.14 and 41,413.15

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Solution

The fourth proportional to 67,258.70, 92,810.14 and 41,413.15 is: 57,145.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,258.70 : 92,810.14 = 41,413.15 : x
  2. Step 2: Convert to fraction form
    67,258.70/92,810.14 = 41,413.15/x
  3. Step 3: Cross multiply
    67,258.70x = 92,810.14 × 41,413.15
  4. Step 4: Simplify right side
    67,258.70x = 3,843,560,249.34
  5. Step 5: Solve for x
    x = 3,843,560,249.34/67,258.70
  6. Step 6: Final answer
    x = 57,145.92

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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.