Home / 109,698.44-151,375.14-61,956.36

Finding the Fourth Proportional to 109,698.44, 151,375.14 and 61,956.36

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Solution

The fourth proportional to 109,698.44, 151,375.14 and 61,956.36 is: 85,494.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,698.44 : 151,375.14 = 61,956.36 : x
  2. Step 2: Convert to fraction form
    109,698.44/151,375.14 = 61,956.36/x
  3. Step 3: Cross multiply
    109,698.44x = 151,375.14 × 61,956.36
  4. Step 4: Simplify right side
    109,698.44x = 9,378,652,668.89
  5. Step 5: Solve for x
    x = 9,378,652,668.89/109,698.44
  6. Step 6: Final answer
    x = 85,494.86

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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.