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Finding the Fourth Proportional to 248,461.08, 342,880.44 and 141,034.41

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Solution

The fourth proportional to 248,461.08, 342,880.44 and 141,034.41 is: 194,629.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,461.08 : 342,880.44 = 141,034.41 : x
  2. Step 2: Convert to fraction form
    248,461.08/342,880.44 = 141,034.41/x
  3. Step 3: Cross multiply
    248,461.08x = 342,880.44 × 141,034.41
  4. Step 4: Simplify right side
    248,461.08x = 48,357,940,555.94
  5. Step 5: Solve for x
    x = 48,357,940,555.94/248,461.08
  6. Step 6: Final answer
    x = 194,629.84

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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.