Home / 250,867.36-346,178.88-143,441.92

Finding the Fourth Proportional to 250,867.36, 346,178.88 and 143,441.92

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Solution

The fourth proportional to 250,867.36, 346,178.88 and 143,441.92 is: 197,939.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,867.36 : 346,178.88 = 143,441.92 : x
  2. Step 2: Convert to fraction form
    250,867.36/346,178.88 = 143,441.92/x
  3. Step 3: Cross multiply
    250,867.36x = 346,178.88 × 143,441.92
  4. Step 4: Simplify right side
    250,867.36x = 49,656,563,210.65
  5. Step 5: Solve for x
    x = 49,656,563,210.65/250,867.36
  6. Step 6: Final answer
    x = 197,939.51

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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.