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Finding the Fourth Proportional to 183,703.48, 275,572.64 and 71,392.37

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Solution

The fourth proportional to 183,703.48, 275,572.64 and 71,392.37 is: 107,095.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,703.48 : 275,572.64 = 71,392.37 : x
  2. Step 2: Convert to fraction form
    183,703.48/275,572.64 = 71,392.37/x
  3. Step 3: Cross multiply
    183,703.48x = 275,572.64 × 71,392.37
  4. Step 4: Simplify right side
    183,703.48x = 19,673,784,227.47
  5. Step 5: Solve for x
    x = 19,673,784,227.47/183,703.48
  6. Step 6: Final answer
    x = 107,095.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.