Home / 235,102.04-324,540.13-158,724.59

Finding the Fourth Proportional to 235,102.04, 324,540.13 and 158,724.59

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Solution

The fourth proportional to 235,102.04, 324,540.13 and 158,724.59 is: 219,106.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,102.04 : 324,540.13 = 158,724.59 : x
  2. Step 2: Convert to fraction form
    235,102.04/324,540.13 = 158,724.59/x
  3. Step 3: Cross multiply
    235,102.04x = 324,540.13 × 158,724.59
  4. Step 4: Simplify right side
    235,102.04x = 51,512,498,486.87
  5. Step 5: Solve for x
    x = 51,512,498,486.87/235,102.04
  6. Step 6: Final answer
    x = 219,106.98

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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.