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Finding the Fourth Proportional to 61,525.80, 92,288.70 and 60,942.60

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Solution

The fourth proportional to 61,525.80, 92,288.70 and 60,942.60 is: 91,413.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,525.80 : 92,288.70 = 60,942.60 : x
  2. Step 2: Convert to fraction form
    61,525.80/92,288.70 = 60,942.60/x
  3. Step 3: Cross multiply
    61,525.80x = 92,288.70 × 60,942.60
  4. Step 4: Simplify right side
    61,525.80x = 5,624,313,328.62
  5. Step 5: Solve for x
    x = 5,624,313,328.62/61,525.80
  6. Step 6: Final answer
    x = 91,413.90

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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.