Home / 250,848.08-346,170.58-143,420.36

Finding the Fourth Proportional to 250,848.08, 346,170.58 and 143,420.36

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Solution

The fourth proportional to 250,848.08, 346,170.58 and 143,420.36 is: 197,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,848.08 : 346,170.58 = 143,420.36 : x
  2. Step 2: Convert to fraction form
    250,848.08/346,170.58 = 143,420.36/x
  3. Step 3: Cross multiply
    250,848.08x = 346,170.58 × 143,420.36
  4. Step 4: Simplify right side
    250,848.08x = 49,647,907,115.61
  5. Step 5: Solve for x
    x = 49,647,907,115.61/250,848.08
  6. Step 6: Final answer
    x = 197,920.22

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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.