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Finding the Fourth Proportional to 61,662.98, 85,095.14 and 33,368.68

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Solution

The fourth proportional to 61,662.98, 85,095.14 and 33,368.68 is: 46,048.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,662.98 : 85,095.14 = 33,368.68 : x
  2. Step 2: Convert to fraction form
    61,662.98/85,095.14 = 33,368.68/x
  3. Step 3: Cross multiply
    61,662.98x = 85,095.14 × 33,368.68
  4. Step 4: Simplify right side
    61,662.98x = 2,839,512,496.22
  5. Step 5: Solve for x
    x = 2,839,512,496.22/61,662.98
  6. Step 6: Final answer
    x = 46,048.90

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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.