Home / 173,905.34-239,977.83-96,375.78

Finding the Fourth Proportional to 173,905.34, 239,977.83 and 96,375.78

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Solution

The fourth proportional to 173,905.34, 239,977.83 and 96,375.78 is: 132,992.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,905.34 : 239,977.83 = 96,375.78 : x
  2. Step 2: Convert to fraction form
    173,905.34/239,977.83 = 96,375.78/x
  3. Step 3: Cross multiply
    173,905.34x = 239,977.83 × 96,375.78
  4. Step 4: Simplify right side
    173,905.34x = 23,128,050,548.96
  5. Step 5: Solve for x
    x = 23,128,050,548.96/173,905.34
  6. Step 6: Final answer
    x = 132,992.19

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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.