Home / 70,815.94-97,724.28-38,984.56

Finding the Fourth Proportional to 70,815.94, 97,724.28 and 38,984.56

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Solution

The fourth proportional to 70,815.94, 97,724.28 and 38,984.56 is: 53,797.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,815.94 : 97,724.28 = 38,984.56 : x
  2. Step 2: Convert to fraction form
    70,815.94/97,724.28 = 38,984.56/x
  3. Step 3: Cross multiply
    70,815.94x = 97,724.28 × 38,984.56
  4. Step 4: Simplify right side
    70,815.94x = 3,809,738,057.12
  5. Step 5: Solve for x
    x = 3,809,738,057.12/70,815.94
  6. Step 6: Final answer
    x = 53,797.75

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.