Home / 250,195.84-345,239.04-142,754.56

Finding the Fourth Proportional to 250,195.84, 345,239.04 and 142,754.56

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Solution

The fourth proportional to 250,195.84, 345,239.04 and 142,754.56 is: 196,983.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,195.84 : 345,239.04 = 142,754.56 : x
  2. Step 2: Convert to fraction form
    250,195.84/345,239.04 = 142,754.56/x
  3. Step 3: Cross multiply
    250,195.84x = 345,239.04 × 142,754.56
  4. Step 4: Simplify right side
    250,195.84x = 49,284,447,250.02
  5. Step 5: Solve for x
    x = 49,284,447,250.02/250,195.84
  6. Step 6: Final answer
    x = 196,983.48

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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.