Home / 158,573.37-218,619.55-125,975.95

Finding the Fourth Proportional to 158,573.37, 218,619.55 and 125,975.95

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Solution

The fourth proportional to 158,573.37, 218,619.55 and 125,975.95 is: 173,678.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,573.37 : 218,619.55 = 125,975.95 : x
  2. Step 2: Convert to fraction form
    158,573.37/218,619.55 = 125,975.95/x
  3. Step 3: Cross multiply
    158,573.37x = 218,619.55 × 125,975.95
  4. Step 4: Simplify right side
    158,573.37x = 27,540,804,721.66
  5. Step 5: Solve for x
    x = 27,540,804,721.66/158,573.37
  6. Step 6: Final answer
    x = 173,678.63

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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.