Home / 88,664.67-122,375.46-54,215.29

Finding the Fourth Proportional to 88,664.67, 122,375.46 and 54,215.29

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Solution

The fourth proportional to 88,664.67, 122,375.46 and 54,215.29 is: 74,828.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,664.67 : 122,375.46 = 54,215.29 : x
  2. Step 2: Convert to fraction form
    88,664.67/122,375.46 = 54,215.29/x
  3. Step 3: Cross multiply
    88,664.67x = 122,375.46 × 54,215.29
  4. Step 4: Simplify right side
    88,664.67x = 6,634,620,781.71
  5. Step 5: Solve for x
    x = 6,634,620,781.71/88,664.67
  6. Step 6: Final answer
    x = 74,828.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.