Home / 193,558.44-290,443.10-75,234.28

Finding the Fourth Proportional to 193,558.44, 290,443.10 and 75,234.28

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Solution

The fourth proportional to 193,558.44, 290,443.10 and 75,234.28 is: 112,892.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,558.44 : 290,443.10 = 75,234.28 : x
  2. Step 2: Convert to fraction form
    193,558.44/290,443.10 = 75,234.28/x
  3. Step 3: Cross multiply
    193,558.44x = 290,443.10 × 75,234.28
  4. Step 4: Simplify right side
    193,558.44x = 21,851,277,509.47
  5. Step 5: Solve for x
    x = 21,851,277,509.47/193,558.44
  6. Step 6: Final answer
    x = 112,892.40

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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.