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Finding the Fourth Proportional to 64,130.60, 88,500.02 and 35,836.28

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Solution

The fourth proportional to 64,130.60, 88,500.02 and 35,836.28 is: 49,453.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,130.60 : 88,500.02 = 35,836.28 : x
  2. Step 2: Convert to fraction form
    64,130.60/88,500.02 = 35,836.28/x
  3. Step 3: Cross multiply
    64,130.60x = 88,500.02 × 35,836.28
  4. Step 4: Simplify right side
    64,130.60x = 3,171,511,496.73
  5. Step 5: Solve for x
    x = 3,171,511,496.73/64,130.60
  6. Step 6: Final answer
    x = 49,453.95

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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.