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Finding the Fourth Proportional to 260,965.54, 360,110.46 and 144,682.12

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Solution

The fourth proportional to 260,965.54, 360,110.46 and 144,682.12 is: 199,649.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,965.54 : 360,110.46 = 144,682.12 : x
  2. Step 2: Convert to fraction form
    260,965.54/360,110.46 = 144,682.12/x
  3. Step 3: Cross multiply
    260,965.54x = 360,110.46 × 144,682.12
  4. Step 4: Simplify right side
    260,965.54x = 52,101,544,786.98
  5. Step 5: Solve for x
    x = 52,101,544,786.98/260,965.54
  6. Step 6: Final answer
    x = 199,649.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.