Home / 82,796.10-124,156.80-23,617.68

Finding the Fourth Proportional to 82,796.10, 124,156.80 and 23,617.68

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Solution

The fourth proportional to 82,796.10, 124,156.80 and 23,617.68 is: 35,415.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,796.10 : 124,156.80 = 23,617.68 : x
  2. Step 2: Convert to fraction form
    82,796.10/124,156.80 = 23,617.68/x
  3. Step 3: Cross multiply
    82,796.10x = 124,156.80 × 23,617.68
  4. Step 4: Simplify right side
    82,796.10x = 2,932,295,572.22
  5. Step 5: Solve for x
    x = 2,932,295,572.22/82,796.10
  6. Step 6: Final answer
    x = 35,415.87

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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.