Home / 251,433.05-346,948.52-143,996.67

Finding the Fourth Proportional to 251,433.05, 346,948.52 and 143,996.67

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Solution

The fourth proportional to 251,433.05, 346,948.52 and 143,996.67 is: 198,698.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,433.05 : 346,948.52 = 143,996.67 : x
  2. Step 2: Convert to fraction form
    251,433.05/346,948.52 = 143,996.67/x
  3. Step 3: Cross multiply
    251,433.05x = 346,948.52 × 143,996.67
  4. Step 4: Simplify right side
    251,433.05x = 49,959,430,821.45
  5. Step 5: Solve for x
    x = 49,959,430,821.45/251,433.05
  6. Step 6: Final answer
    x = 198,698.75

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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.