Home / 82,765.78-124,112.23-23,588.02

Finding the Fourth Proportional to 82,765.78, 124,112.23 and 23,588.02

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Solution

The fourth proportional to 82,765.78, 124,112.23 and 23,588.02 is: 35,371.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,765.78 : 124,112.23 = 23,588.02 : x
  2. Step 2: Convert to fraction form
    82,765.78/124,112.23 = 23,588.02/x
  3. Step 3: Cross multiply
    82,765.78x = 124,112.23 × 23,588.02
  4. Step 4: Simplify right side
    82,765.78x = 2,927,561,763.48
  5. Step 5: Solve for x
    x = 2,927,561,763.48/82,765.78
  6. Step 6: Final answer
    x = 35,371.64

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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.