Home / 240,556.14-331,953.75-133,119.90

Finding the Fourth Proportional to 240,556.14, 331,953.75 and 133,119.90

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Solution

The fourth proportional to 240,556.14, 331,953.75 and 133,119.90 is: 183,697.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,556.14 : 331,953.75 = 133,119.90 : x
  2. Step 2: Convert to fraction form
    240,556.14/331,953.75 = 133,119.90/x
  3. Step 3: Cross multiply
    240,556.14x = 331,953.75 × 133,119.90
  4. Step 4: Simplify right side
    240,556.14x = 44,189,650,004.63
  5. Step 5: Solve for x
    x = 44,189,650,004.63/240,556.14
  6. Step 6: Final answer
    x = 183,697.87

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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.