Home / 194,819.80-292,208.10-159,698.20

Finding the Fourth Proportional to 194,819.80, 292,208.10 and 159,698.20

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Solution

The fourth proportional to 194,819.80, 292,208.10 and 159,698.20 is: 239,529.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,819.80 : 292,208.10 = 159,698.20 : x
  2. Step 2: Convert to fraction form
    194,819.80/292,208.10 = 159,698.20/x
  3. Step 3: Cross multiply
    194,819.80x = 292,208.10 × 159,698.20
  4. Step 4: Simplify right side
    194,819.80x = 46,665,107,595.42
  5. Step 5: Solve for x
    x = 46,665,107,595.42/194,819.80
  6. Step 6: Final answer
    x = 239,529.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.