Home / 250,789.76-346,089.92-143,362.16

Finding the Fourth Proportional to 250,789.76, 346,089.92 and 143,362.16

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Solution

The fourth proportional to 250,789.76, 346,089.92 and 143,362.16 is: 197,839.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,789.76 : 346,089.92 = 143,362.16 : x
  2. Step 2: Convert to fraction form
    250,789.76/346,089.92 = 143,362.16/x
  3. Step 3: Cross multiply
    250,789.76x = 346,089.92 × 143,362.16
  4. Step 4: Simplify right side
    250,789.76x = 49,616,198,485.43
  5. Step 5: Solve for x
    x = 49,616,198,485.43/250,789.76
  6. Step 6: Final answer
    x = 197,839.81

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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.