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Finding the Fourth Proportional to 68,058.93, 93,921.92 and 37,432.63

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Solution

The fourth proportional to 68,058.93, 93,921.92 and 37,432.63 is: 51,657.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,058.93 : 93,921.92 = 37,432.63 : x
  2. Step 2: Convert to fraction form
    68,058.93/93,921.92 = 37,432.63/x
  3. Step 3: Cross multiply
    68,058.93x = 93,921.92 × 37,432.63
  4. Step 4: Simplify right side
    68,058.93x = 3,515,744,339.03
  5. Step 5: Solve for x
    x = 3,515,744,339.03/68,058.93
  6. Step 6: Final answer
    x = 51,657.36

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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.