Home / 82,823.10-124,235.73-23,660.70

Finding the Fourth Proportional to 82,823.10, 124,235.73 and 23,660.70

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Solution

The fourth proportional to 82,823.10, 124,235.73 and 23,660.70 is: 35,491.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,823.10 : 124,235.73 = 23,660.70 : x
  2. Step 2: Convert to fraction form
    82,823.10/124,235.73 = 23,660.70/x
  3. Step 3: Cross multiply
    82,823.10x = 124,235.73 × 23,660.70
  4. Step 4: Simplify right side
    82,823.10x = 2,939,504,336.81
  5. Step 5: Solve for x
    x = 2,939,504,336.81/82,823.10
  6. Step 6: Final answer
    x = 35,491.36

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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.