Home / 196,288.96-294,427.16-82,497.06

Finding the Fourth Proportional to 196,288.96, 294,427.16 and 82,497.06

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Solution

The fourth proportional to 196,288.96, 294,427.16 and 82,497.06 is: 123,742.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,288.96 : 294,427.16 = 82,497.06 : x
  2. Step 2: Convert to fraction form
    196,288.96/294,427.16 = 82,497.06/x
  3. Step 3: Cross multiply
    196,288.96x = 294,427.16 × 82,497.06
  4. Step 4: Simplify right side
    196,288.96x = 24,289,373,818.26
  5. Step 5: Solve for x
    x = 24,289,373,818.26/196,288.96
  6. Step 6: Final answer
    x = 123,742.94

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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.