Home / 70,541.23-105,815.03-27,846.66

Finding the Fourth Proportional to 70,541.23, 105,815.03 and 27,846.66

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Solution

The fourth proportional to 70,541.23, 105,815.03 and 27,846.66 is: 41,771.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,541.23 : 105,815.03 = 27,846.66 : x
  2. Step 2: Convert to fraction form
    70,541.23/105,815.03 = 27,846.66/x
  3. Step 3: Cross multiply
    70,541.23x = 105,815.03 × 27,846.66
  4. Step 4: Simplify right side
    70,541.23x = 2,946,595,358.22
  5. Step 5: Solve for x
    x = 2,946,595,358.22/70,541.23
  6. Step 6: Final answer
    x = 41,771.25

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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.