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Finding the Fourth Proportional to 61,662.96, 85,095.21 and 33,368.64

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Solution

The fourth proportional to 61,662.96, 85,095.21 and 33,368.64 is: 46,048.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,662.96 : 85,095.21 = 33,368.64 : x
  2. Step 2: Convert to fraction form
    61,662.96/85,095.21 = 33,368.64/x
  3. Step 3: Cross multiply
    61,662.96x = 85,095.21 × 33,368.64
  4. Step 4: Simplify right side
    61,662.96x = 2,839,511,428.21
  5. Step 5: Solve for x
    x = 2,839,511,428.21/61,662.96
  6. Step 6: Final answer
    x = 46,048.90

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1.5x scale

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.