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Finding the Fourth Proportional to 78,297.44, 108,052.87 and 46,026.14

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Solution

The fourth proportional to 78,297.44, 108,052.87 and 46,026.14 is: 63,517.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,297.44 : 108,052.87 = 46,026.14 : x
  2. Step 2: Convert to fraction form
    78,297.44/108,052.87 = 46,026.14/x
  3. Step 3: Cross multiply
    78,297.44x = 108,052.87 × 46,026.14
  4. Step 4: Simplify right side
    78,297.44x = 4,973,256,127.44
  5. Step 5: Solve for x
    x = 4,973,256,127.44/78,297.44
  6. Step 6: Final answer
    x = 63,517.48

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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.