Home / 82,313.61-123,467.66-34,898.19

Finding the Fourth Proportional to 82,313.61, 123,467.66 and 34,898.19

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Solution

The fourth proportional to 82,313.61, 123,467.66 and 34,898.19 is: 52,346.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,313.61 : 123,467.66 = 34,898.19 : x
  2. Step 2: Convert to fraction form
    82,313.61/123,467.66 = 34,898.19/x
  3. Step 3: Cross multiply
    82,313.61x = 123,467.66 × 34,898.19
  4. Step 4: Simplify right side
    82,313.61x = 4,308,797,857.54
  5. Step 5: Solve for x
    x = 4,308,797,857.54/82,313.61
  6. Step 6: Final answer
    x = 52,346.12

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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.