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Finding the Fourth Proportional to 110,369.97, 165,556.51 and 31,484.20

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Solution

The fourth proportional to 110,369.97, 165,556.51 and 31,484.20 is: 47,226.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,369.97 : 165,556.51 = 31,484.20 : x
  2. Step 2: Convert to fraction form
    110,369.97/165,556.51 = 31,484.20/x
  3. Step 3: Cross multiply
    110,369.97x = 165,556.51 × 31,484.20
  4. Step 4: Simplify right side
    110,369.97x = 5,212,413,444.36
  5. Step 5: Solve for x
    x = 5,212,413,444.36/110,369.97
  6. Step 6: Final answer
    x = 47,226.74

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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.