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Finding the Fourth Proportional to 110,393.80, 165,461.10 and 51,104.23

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Solution

The fourth proportional to 110,393.80, 165,461.10 and 51,104.23 is: 76,596.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,393.80 : 165,461.10 = 51,104.23 : x
  2. Step 2: Convert to fraction form
    110,393.80/165,461.10 = 51,104.23/x
  3. Step 3: Cross multiply
    110,393.80x = 165,461.10 × 51,104.23
  4. Step 4: Simplify right side
    110,393.80x = 8,455,762,110.45
  5. Step 5: Solve for x
    x = 8,455,762,110.45/110,393.80
  6. Step 6: Final answer
    x = 76,596.35

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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.