Home / 75,576.56-113,209.28-44,336.48

Finding the Fourth Proportional to 75,576.56, 113,209.28 and 44,336.48

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Solution

The fourth proportional to 75,576.56, 113,209.28 and 44,336.48 is: 66,413.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,576.56 : 113,209.28 = 44,336.48 : x
  2. Step 2: Convert to fraction form
    75,576.56/113,209.28 = 44,336.48/x
  3. Step 3: Cross multiply
    75,576.56x = 113,209.28 × 44,336.48
  4. Step 4: Simplify right side
    75,576.56x = 5,019,300,978.53
  5. Step 5: Solve for x
    x = 5,019,300,978.53/75,576.56
  6. Step 6: Final answer
    x = 66,413.46

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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.