Home / 80,731.40-111,413.70-44,922.18

Finding the Fourth Proportional to 80,731.40, 111,413.70 and 44,922.18

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Solution

The fourth proportional to 80,731.40, 111,413.70 and 44,922.18 is: 61,995.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,731.40 : 111,413.70 = 44,922.18 : x
  2. Step 2: Convert to fraction form
    80,731.40/111,413.70 = 44,922.18/x
  3. Step 3: Cross multiply
    80,731.40x = 111,413.70 × 44,922.18
  4. Step 4: Simplify right side
    80,731.40x = 5,004,946,703.67
  5. Step 5: Solve for x
    x = 5,004,946,703.67/80,731.40
  6. Step 6: Final answer
    x = 61,995.05

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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.