Home / 251,439.76-346,996.20-150,818.32

Finding the Fourth Proportional to 251,439.76, 346,996.20 and 150,818.32

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Solution

The fourth proportional to 251,439.76, 346,996.20 and 150,818.32 is: 208,134.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,439.76 : 346,996.20 = 150,818.32 : x
  2. Step 2: Convert to fraction form
    251,439.76/346,996.20 = 150,818.32/x
  3. Step 3: Cross multiply
    251,439.76x = 346,996.20 × 150,818.32
  4. Step 4: Simplify right side
    251,439.76x = 52,333,383,930.38
  5. Step 5: Solve for x
    x = 52,333,383,930.38/251,439.76
  6. Step 6: Final answer
    x = 208,134.88

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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.