Home / 126,840.94-175,046.06-70,252.31

Finding the Fourth Proportional to 126,840.94, 175,046.06 and 70,252.31

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Solution

The fourth proportional to 126,840.94, 175,046.06 and 70,252.31 is: 96,951.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,840.94 : 175,046.06 = 70,252.31 : x
  2. Step 2: Convert to fraction form
    126,840.94/175,046.06 = 70,252.31/x
  3. Step 3: Cross multiply
    126,840.94x = 175,046.06 × 70,252.31
  4. Step 4: Simplify right side
    126,840.94x = 12,297,390,684.64
  5. Step 5: Solve for x
    x = 12,297,390,684.64/126,840.94
  6. Step 6: Final answer
    x = 96,951.28

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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.