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Finding the Fourth Proportional to 254,284.84, 350,914.44 and 141,107.59

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Solution

The fourth proportional to 254,284.84, 350,914.44 and 141,107.59 is: 194,729.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,284.84 : 350,914.44 = 141,107.59 : x
  2. Step 2: Convert to fraction form
    254,284.84/350,914.44 = 141,107.59/x
  3. Step 3: Cross multiply
    254,284.84x = 350,914.44 × 141,107.59
  4. Step 4: Simplify right side
    254,284.84x = 49,516,690,924.60
  5. Step 5: Solve for x
    x = 49,516,690,924.60/254,284.84
  6. Step 6: Final answer
    x = 194,729.23

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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.