Home / 117,161.91-175,775.67-47,090.43

Finding the Fourth Proportional to 117,161.91, 175,775.67 and 47,090.43

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Solution

The fourth proportional to 117,161.91, 175,775.67 and 47,090.43 is: 70,648.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,161.91 : 175,775.67 = 47,090.43 : x
  2. Step 2: Convert to fraction form
    117,161.91/175,775.67 = 47,090.43/x
  3. Step 3: Cross multiply
    117,161.91x = 175,775.67 × 47,090.43
  4. Step 4: Simplify right side
    117,161.91x = 8,277,351,883.84
  5. Step 5: Solve for x
    x = 8,277,351,883.84/117,161.91
  6. Step 6: Final answer
    x = 70,648.83

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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.