Home / 61,440.56-92,183.04-21,465.46

Finding the Fourth Proportional to 61,440.56, 92,183.04 and 21,465.46

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Solution

The fourth proportional to 61,440.56, 92,183.04 and 21,465.46 is: 32,205.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,440.56 : 92,183.04 = 21,465.46 : x
  2. Step 2: Convert to fraction form
    61,440.56/92,183.04 = 21,465.46/x
  3. Step 3: Cross multiply
    61,440.56x = 92,183.04 × 21,465.46
  4. Step 4: Simplify right side
    61,440.56x = 1,978,751,357.80
  5. Step 5: Solve for x
    x = 1,978,751,357.80/61,440.56
  6. Step 6: Final answer
    x = 32,205.95

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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.