Home / 70,982.56-97,955.74-40,769.83

Finding the Fourth Proportional to 70,982.56, 97,955.74 and 40,769.83

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Solution

The fourth proportional to 70,982.56, 97,955.74 and 40,769.83 is: 56,262.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,982.56 : 97,955.74 = 40,769.83 : x
  2. Step 2: Convert to fraction form
    70,982.56/97,955.74 = 40,769.83/x
  3. Step 3: Cross multiply
    70,982.56x = 97,955.74 × 40,769.83
  4. Step 4: Simplify right side
    70,982.56x = 3,993,639,040.73
  5. Step 5: Solve for x
    x = 3,993,639,040.73/70,982.56
  6. Step 6: Final answer
    x = 56,262.26

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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.