Home / 250,713.29-346,009.20-143,298.74

Finding the Fourth Proportional to 250,713.29, 346,009.20 and 143,298.74

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Solution

The fourth proportional to 250,713.29, 346,009.20 and 143,298.74 is: 197,766.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,713.29 : 346,009.20 = 143,298.74 : x
  2. Step 2: Convert to fraction form
    250,713.29/346,009.20 = 143,298.74/x
  3. Step 3: Cross multiply
    250,713.29x = 346,009.20 × 143,298.74
  4. Step 4: Simplify right side
    250,713.29x = 49,582,682,716.06
  5. Step 5: Solve for x
    x = 49,582,682,716.06/250,713.29
  6. Step 6: Final answer
    x = 197,766.47

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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.