Home / 110,506.32-165,735.60-31,599.36

Finding the Fourth Proportional to 110,506.32, 165,735.60 and 31,599.36

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Solution

The fourth proportional to 110,506.32, 165,735.60 and 31,599.36 is: 47,392.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,506.32 : 165,735.60 = 31,599.36 : x
  2. Step 2: Convert to fraction form
    110,506.32/165,735.60 = 31,599.36/x
  3. Step 3: Cross multiply
    110,506.32x = 165,735.60 × 31,599.36
  4. Step 4: Simplify right side
    110,506.32x = 5,237,138,889.22
  5. Step 5: Solve for x
    x = 5,237,138,889.22/110,506.32
  6. Step 6: Final answer
    x = 47,392.21

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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.