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Finding the Fourth Proportional to 174,392.92, 239,094.74 and 171,243.64

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Solution

The fourth proportional to 174,392.92, 239,094.74 and 171,243.64 is: 234,777.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,392.92 : 239,094.74 = 171,243.64 : x
  2. Step 2: Convert to fraction form
    174,392.92/239,094.74 = 171,243.64/x
  3. Step 3: Cross multiply
    174,392.92x = 239,094.74 × 171,243.64
  4. Step 4: Simplify right side
    174,392.92x = 40,943,453,582.45
  5. Step 5: Solve for x
    x = 40,943,453,582.45/174,392.92
  6. Step 6: Final answer
    x = 234,777.04

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.