Home / 110,172.72-165,259.56-43,610.16

Finding the Fourth Proportional to 110,172.72, 165,259.56 and 43,610.16

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Solution

The fourth proportional to 110,172.72, 165,259.56 and 43,610.16 is: 65,415.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,172.72 : 165,259.56 = 43,610.16 : x
  2. Step 2: Convert to fraction form
    110,172.72/165,259.56 = 43,610.16/x
  3. Step 3: Cross multiply
    110,172.72x = 165,259.56 × 43,610.16
  4. Step 4: Simplify right side
    110,172.72x = 7,206,995,853.13
  5. Step 5: Solve for x
    x = 7,206,995,853.13/110,172.72
  6. Step 6: Final answer
    x = 65,415.43

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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.