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Finding the Fourth Proportional to 86,373.48, 119,195.73 and 50,556.48

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Solution

The fourth proportional to 86,373.48, 119,195.73 and 50,556.48 is: 69,768.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,373.48 : 119,195.73 = 50,556.48 : x
  2. Step 2: Convert to fraction form
    86,373.48/119,195.73 = 50,556.48/x
  3. Step 3: Cross multiply
    86,373.48x = 119,195.73 × 50,556.48
  4. Step 4: Simplify right side
    86,373.48x = 6,026,116,539.83
  5. Step 5: Solve for x
    x = 6,026,116,539.83/86,373.48
  6. Step 6: Final answer
    x = 69,768.13

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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.