Home / 250,965.04-346,319.64-143,546.88

Finding the Fourth Proportional to 250,965.04, 346,319.64 and 143,546.88

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Solution

The fourth proportional to 250,965.04, 346,319.64 and 143,546.88 is: 198,087.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,965.04 : 346,319.64 = 143,546.88 : x
  2. Step 2: Convert to fraction form
    250,965.04/346,319.64 = 143,546.88/x
  3. Step 3: Cross multiply
    250,965.04x = 346,319.64 × 143,546.88
  4. Step 4: Simplify right side
    250,965.04x = 49,713,103,804.72
  5. Step 5: Solve for x
    x = 49,713,103,804.72/250,965.04
  6. Step 6: Final answer
    x = 198,087.76

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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.