Home / 110,260.44-165,412.53-31,377.78

Finding the Fourth Proportional to 110,260.44, 165,412.53 and 31,377.78

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Solution

The fourth proportional to 110,260.44, 165,412.53 and 31,377.78 is: 47,072.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,260.44 : 165,412.53 = 31,377.78 : x
  2. Step 2: Convert to fraction form
    110,260.44/165,412.53 = 31,377.78/x
  3. Step 3: Cross multiply
    110,260.44x = 165,412.53 × 31,377.78
  4. Step 4: Simplify right side
    110,260.44x = 5,190,277,975.58
  5. Step 5: Solve for x
    x = 5,190,277,975.58/110,260.44
  6. Step 6: Final answer
    x = 47,072.89

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1.5x scale

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.