Home / 248,556.28-342,890.40-168,011.92

Finding the Fourth Proportional to 248,556.28, 342,890.40 and 168,011.92

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Solution

The fourth proportional to 248,556.28, 342,890.40 and 168,011.92 is: 231,777.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,556.28 : 342,890.40 = 168,011.92 : x
  2. Step 2: Convert to fraction form
    248,556.28/342,890.40 = 168,011.92/x
  3. Step 3: Cross multiply
    248,556.28x = 342,890.40 × 168,011.92
  4. Step 4: Simplify right side
    248,556.28x = 57,609,674,453.57
  5. Step 5: Solve for x
    x = 57,609,674,453.57/248,556.28
  6. Step 6: Final answer
    x = 231,777.18

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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.