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Finding the Fourth Proportional to 66,743.46, 100,112.60 and 24,605.32

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Solution

The fourth proportional to 66,743.46, 100,112.60 and 24,605.32 is: 36,907.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,743.46 : 100,112.60 = 24,605.32 : x
  2. Step 2: Convert to fraction form
    66,743.46/100,112.60 = 24,605.32/x
  3. Step 3: Cross multiply
    66,743.46x = 100,112.60 × 24,605.32
  4. Step 4: Simplify right side
    66,743.46x = 2,463,302,058.47
  5. Step 5: Solve for x
    x = 2,463,302,058.47/66,743.46
  6. Step 6: Final answer
    x = 36,907.02

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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.