Home / 110,533.10-165,795.60-31,647.20

Finding the Fourth Proportional to 110,533.10, 165,795.60 and 31,647.20

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Solution

The fourth proportional to 110,533.10, 165,795.60 and 31,647.20 is: 47,469.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,533.10 : 165,795.60 = 31,647.20 : x
  2. Step 2: Convert to fraction form
    110,533.10/165,795.60 = 31,647.20/x
  3. Step 3: Cross multiply
    110,533.10x = 165,795.60 × 31,647.20
  4. Step 4: Simplify right side
    110,533.10x = 5,246,966,512.32
  5. Step 5: Solve for x
    x = 5,246,966,512.32/110,533.10
  6. Step 6: Final answer
    x = 47,469.64

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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.