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Finding the Fourth Proportional to 68,005.41, 93,889.28 and 43,848.10

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Solution

The fourth proportional to 68,005.41, 93,889.28 and 43,848.10 is: 60,537.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,005.41 : 93,889.28 = 43,848.10 : x
  2. Step 2: Convert to fraction form
    68,005.41/93,889.28 = 43,848.10/x
  3. Step 3: Cross multiply
    68,005.41x = 93,889.28 × 43,848.10
  4. Step 4: Simplify right side
    68,005.41x = 4,116,866,122.61
  5. Step 5: Solve for x
    x = 4,116,866,122.61/68,005.41
  6. Step 6: Final answer
    x = 60,537.33

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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.