Home / 248,080.89-371,789.19-121,527.41

Finding the Fourth Proportional to 248,080.89, 371,789.19 and 121,527.41

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Solution

The fourth proportional to 248,080.89, 371,789.19 and 121,527.41 is: 182,128.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,080.89 : 371,789.19 = 121,527.41 : x
  2. Step 2: Convert to fraction form
    248,080.89/371,789.19 = 121,527.41/x
  3. Step 3: Cross multiply
    248,080.89x = 371,789.19 × 121,527.41
  4. Step 4: Simplify right side
    248,080.89x = 45,182,575,467.75
  5. Step 5: Solve for x
    x = 45,182,575,467.75/248,080.89
  6. Step 6: Final answer
    x = 182,128.40

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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.