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Finding the Fourth Proportional to 75,804.15, 104,623.35 and 45,593.48

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Solution

The fourth proportional to 75,804.15, 104,623.35 and 45,593.48 is: 62,927.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,804.15 : 104,623.35 = 45,593.48 : x
  2. Step 2: Convert to fraction form
    75,804.15/104,623.35 = 45,593.48/x
  3. Step 3: Cross multiply
    75,804.15x = 104,623.35 × 45,593.48
  4. Step 4: Simplify right side
    75,804.15x = 4,770,142,706.34
  5. Step 5: Solve for x
    x = 4,770,142,706.34/75,804.15
  6. Step 6: Final answer
    x = 62,927.19

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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.