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Finding the Fourth Proportional to 95,226, 143,043.08 and 57,804.60

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Solution

The fourth proportional to 95,226, 143,043.08 and 57,804.60 is: 86,830.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,226 : 143,043.08 = 57,804.60 : x
  2. Step 2: Convert to fraction form
    95,226/143,043.08 = 57,804.60/x
  3. Step 3: Cross multiply
    95,226x = 143,043.08 × 57,804.60
  4. Step 4: Simplify right side
    95,226x = 8,268,548,022.17
  5. Step 5: Solve for x
    x = 8,268,548,022.17/95,226
  6. Step 6: Final answer
    x = 86,830.78

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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.