Home / 250,855.56-346,180.79-143,427.69

Finding the Fourth Proportional to 250,855.56, 346,180.79 and 143,427.69

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Solution

The fourth proportional to 250,855.56, 346,180.79 and 143,427.69 is: 197,930.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,855.56 : 346,180.79 = 143,427.69 : x
  2. Step 2: Convert to fraction form
    250,855.56/346,180.79 = 143,427.69/x
  3. Step 3: Cross multiply
    250,855.56x = 346,180.79 × 143,427.69
  4. Step 4: Simplify right side
    250,855.56x = 49,651,911,390.64
  5. Step 5: Solve for x
    x = 49,651,911,390.64/250,855.56
  6. Step 6: Final answer
    x = 197,930.28

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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.