Home / 305,080.35-457,615.67-94,718.49

Finding the Fourth Proportional to 305,080.35, 457,615.67 and 94,718.49

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Solution

The fourth proportional to 305,080.35, 457,615.67 and 94,718.49 is: 142,076.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,080.35 : 457,615.67 = 94,718.49 : x
  2. Step 2: Convert to fraction form
    305,080.35/457,615.67 = 94,718.49/x
  3. Step 3: Cross multiply
    305,080.35x = 457,615.67 × 94,718.49
  4. Step 4: Simplify right side
    305,080.35x = 43,344,664,789.15
  5. Step 5: Solve for x
    x = 43,344,664,789.15/305,080.35
  6. Step 6: Final answer
    x = 142,076.23

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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.