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Finding the Fourth Proportional to 168,563.98, 232,618.29 and 93,112.48

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Solution

The fourth proportional to 168,563.98, 232,618.29 and 93,112.48 is: 128,495.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,563.98 : 232,618.29 = 93,112.48 : x
  2. Step 2: Convert to fraction form
    168,563.98/232,618.29 = 93,112.48/x
  3. Step 3: Cross multiply
    168,563.98x = 232,618.29 × 93,112.48
  4. Step 4: Simplify right side
    168,563.98x = 21,659,665,875.26
  5. Step 5: Solve for x
    x = 21,659,665,875.26/168,563.98
  6. Step 6: Final answer
    x = 128,495.22

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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.