Home / 82,289.52-123,409.44-26,127.36

Finding the Fourth Proportional to 82,289.52, 123,409.44 and 26,127.36

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Solution

The fourth proportional to 82,289.52, 123,409.44 and 26,127.36 is: 39,183.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,289.52 : 123,409.44 = 26,127.36 : x
  2. Step 2: Convert to fraction form
    82,289.52/123,409.44 = 26,127.36/x
  3. Step 3: Cross multiply
    82,289.52x = 123,409.44 × 26,127.36
  4. Step 4: Simplify right side
    82,289.52x = 3,224,362,866.28
  5. Step 5: Solve for x
    x = 3,224,362,866.28/82,289.52
  6. Step 6: Final answer
    x = 39,183.15

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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.