Home / 82,899.05-124,312.05-23,721.26

Finding the Fourth Proportional to 82,899.05, 124,312.05 and 23,721.26

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Solution

The fourth proportional to 82,899.05, 124,312.05 and 23,721.26 is: 35,571.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,899.05 : 124,312.05 = 23,721.26 : x
  2. Step 2: Convert to fraction form
    82,899.05/124,312.05 = 23,721.26/x
  3. Step 3: Cross multiply
    82,899.05x = 124,312.05 × 23,721.26
  4. Step 4: Simplify right side
    82,899.05x = 2,948,837,837.62
  5. Step 5: Solve for x
    x = 2,948,837,837.62/82,899.05
  6. Step 6: Final answer
    x = 35,571.43

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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.