Home / 54,346.21-81,478.24-35,630.96

Finding the Fourth Proportional to 54,346.21, 81,478.24 and 35,630.96

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Solution

The fourth proportional to 54,346.21, 81,478.24 and 35,630.96 is: 53,419.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,346.21 : 81,478.24 = 35,630.96 : x
  2. Step 2: Convert to fraction form
    54,346.21/81,478.24 = 35,630.96/x
  3. Step 3: Cross multiply
    54,346.21x = 81,478.24 × 35,630.96
  4. Step 4: Simplify right side
    54,346.21x = 2,903,147,413.84
  5. Step 5: Solve for x
    x = 2,903,147,413.84/54,346.21
  6. Step 6: Final answer
    x = 53,419.50

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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.