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Finding the Fourth Proportional to 88,818, 122,568.84 and 51,092.25

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Solution

The fourth proportional to 88,818, 122,568.84 and 51,092.25 is: 70,507.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,818 : 122,568.84 = 51,092.25 : x
  2. Step 2: Convert to fraction form
    88,818/122,568.84 = 51,092.25/x
  3. Step 3: Cross multiply
    88,818x = 122,568.84 × 51,092.25
  4. Step 4: Simplify right side
    88,818x = 6,262,317,815.49
  5. Step 5: Solve for x
    x = 6,262,317,815.49/88,818
  6. Step 6: Final answer
    x = 70,507.31

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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.