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Finding the Fourth Proportional to 192,494.88, 265,636.26 and 107,611.74

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Solution

The fourth proportional to 192,494.88, 265,636.26 and 107,611.74 is: 148,500.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,494.88 : 265,636.26 = 107,611.74 : x
  2. Step 2: Convert to fraction form
    192,494.88/265,636.26 = 107,611.74/x
  3. Step 3: Cross multiply
    192,494.88x = 265,636.26 × 107,611.74
  4. Step 4: Simplify right side
    192,494.88x = 28,585,580,145.69
  5. Step 5: Solve for x
    x = 28,585,580,145.69/192,494.88
  6. Step 6: Final answer
    x = 148,500.47

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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.