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Finding the Fourth Proportional to 66,900.38, 92,352.00 and 46,836.02

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Solution

The fourth proportional to 66,900.38, 92,352.00 and 46,836.02 is: 64,654.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,900.38 : 92,352.00 = 46,836.02 : x
  2. Step 2: Convert to fraction form
    66,900.38/92,352.00 = 46,836.02/x
  3. Step 3: Cross multiply
    66,900.38x = 92,352.00 × 46,836.02
  4. Step 4: Simplify right side
    66,900.38x = 4,325,400,262.10
  5. Step 5: Solve for x
    x = 4,325,400,262.10/66,900.38
  6. Step 6: Final answer
    x = 64,654.34

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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.