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Finding the Fourth Proportional to 163,028.60, 244,586.10 and 57,836.60

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Solution

The fourth proportional to 163,028.60, 244,586.10 and 57,836.60 is: 86,770.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,028.60 : 244,586.10 = 57,836.60 : x
  2. Step 2: Convert to fraction form
    163,028.60/244,586.10 = 57,836.60/x
  3. Step 3: Cross multiply
    163,028.60x = 244,586.10 × 57,836.60
  4. Step 4: Simplify right side
    163,028.60x = 14,146,028,431.26
  5. Step 5: Solve for x
    x = 14,146,028,431.26/163,028.60
  6. Step 6: Final answer
    x = 86,770.23

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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.