Home / 73,684.44-110,432.16-53,643.15

Finding the Fourth Proportional to 73,684.44, 110,432.16 and 53,643.15

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Solution

The fourth proportional to 73,684.44, 110,432.16 and 53,643.15 is: 80,395.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,684.44 : 110,432.16 = 53,643.15 : x
  2. Step 2: Convert to fraction form
    73,684.44/110,432.16 = 53,643.15/x
  3. Step 3: Cross multiply
    73,684.44x = 110,432.16 × 53,643.15
  4. Step 4: Simplify right side
    73,684.44x = 5,923,928,923.70
  5. Step 5: Solve for x
    x = 5,923,928,923.70/73,684.44
  6. Step 6: Final answer
    x = 80,395.93

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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.