Home / 152,170.84-228,257.34-46,987.48

Finding the Fourth Proportional to 152,170.84, 228,257.34 and 46,987.48

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Solution

The fourth proportional to 152,170.84, 228,257.34 and 46,987.48 is: 70,481.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,170.84 : 228,257.34 = 46,987.48 : x
  2. Step 2: Convert to fraction form
    152,170.84/228,257.34 = 46,987.48/x
  3. Step 3: Cross multiply
    152,170.84x = 228,257.34 × 46,987.48
  4. Step 4: Simplify right side
    152,170.84x = 10,725,237,198.10
  5. Step 5: Solve for x
    x = 10,725,237,198.10/152,170.84
  6. Step 6: Final answer
    x = 70,481.55

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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.