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Finding the Fourth Proportional to 63,466.57, 87,583.71 and 35,172.46

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Solution

The fourth proportional to 63,466.57, 87,583.71 and 35,172.46 is: 48,537.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,466.57 : 87,583.71 = 35,172.46 : x
  2. Step 2: Convert to fraction form
    63,466.57/87,583.71 = 35,172.46/x
  3. Step 3: Cross multiply
    63,466.57x = 87,583.71 × 35,172.46
  4. Step 4: Simplify right side
    63,466.57x = 3,080,534,536.63
  5. Step 5: Solve for x
    x = 3,080,534,536.63/63,466.57
  6. Step 6: Final answer
    x = 48,537.91

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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.