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Finding the Fourth Proportional to 110,551.01, 165,825.77 and 31,665.51

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Solution

The fourth proportional to 110,551.01, 165,825.77 and 31,665.51 is: 47,498.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,551.01 : 165,825.77 = 31,665.51 : x
  2. Step 2: Convert to fraction form
    110,551.01/165,825.77 = 31,665.51/x
  3. Step 3: Cross multiply
    110,551.01x = 165,825.77 × 31,665.51
  4. Step 4: Simplify right side
    110,551.01x = 5,250,957,419.87
  5. Step 5: Solve for x
    x = 5,250,957,419.87/110,551.01
  6. Step 6: Final answer
    x = 47,498.05

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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.