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Finding the Fourth Proportional to 169,740.48, 234,241.98 and 93,264.48

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Solution

The fourth proportional to 169,740.48, 234,241.98 and 93,264.48 is: 128,705.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,740.48 : 234,241.98 = 93,264.48 : x
  2. Step 2: Convert to fraction form
    169,740.48/234,241.98 = 93,264.48/x
  3. Step 3: Cross multiply
    169,740.48x = 234,241.98 × 93,264.48
  4. Step 4: Simplify right side
    169,740.48x = 21,846,456,458.87
  5. Step 5: Solve for x
    x = 21,846,456,458.87/169,740.48
  6. Step 6: Final answer
    x = 128,705.05

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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.