Home / 55,072.62-75,966.39-48,015.90

Finding the Fourth Proportional to 55,072.62, 75,966.39 and 48,015.90

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Solution

The fourth proportional to 55,072.62, 75,966.39 and 48,015.90 is: 66,232.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,072.62 : 75,966.39 = 48,015.90 : x
  2. Step 2: Convert to fraction form
    55,072.62/75,966.39 = 48,015.90/x
  3. Step 3: Cross multiply
    55,072.62x = 75,966.39 × 48,015.90
  4. Step 4: Simplify right side
    55,072.62x = 3,647,594,585.60
  5. Step 5: Solve for x
    x = 3,647,594,585.60/55,072.62
  6. Step 6: Final answer
    x = 66,232.45

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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.