Home / 250,826.03-346,140.17-143,398.38

Finding the Fourth Proportional to 250,826.03, 346,140.17 and 143,398.38

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Solution

The fourth proportional to 250,826.03, 346,140.17 and 143,398.38 is: 197,889.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,826.03 : 346,140.17 = 143,398.38 : x
  2. Step 2: Convert to fraction form
    250,826.03/346,140.17 = 143,398.38/x
  3. Step 3: Cross multiply
    250,826.03x = 346,140.17 × 143,398.38
  4. Step 4: Simplify right side
    250,826.03x = 49,635,940,749.70
  5. Step 5: Solve for x
    x = 49,635,940,749.70/250,826.03
  6. Step 6: Final answer
    x = 197,889.91

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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.