Home / 172,292.41-258,435.37-93,905.47

Finding the Fourth Proportional to 172,292.41, 258,435.37 and 93,905.47

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Solution

The fourth proportional to 172,292.41, 258,435.37 and 93,905.47 is: 140,856.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,292.41 : 258,435.37 = 93,905.47 : x
  2. Step 2: Convert to fraction form
    172,292.41/258,435.37 = 93,905.47/x
  3. Step 3: Cross multiply
    172,292.41x = 258,435.37 × 93,905.47
  4. Step 4: Simplify right side
    172,292.41x = 24,268,494,884.47
  5. Step 5: Solve for x
    x = 24,268,494,884.47/172,292.41
  6. Step 6: Final answer
    x = 140,856.44

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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.