Home / 195,315.72-292,739.17-100,590.47

Finding the Fourth Proportional to 195,315.72, 292,739.17 and 100,590.47

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Solution

The fourth proportional to 195,315.72, 292,739.17 and 100,590.47 is: 150,764.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,315.72 : 292,739.17 = 100,590.47 : x
  2. Step 2: Convert to fraction form
    195,315.72/292,739.17 = 100,590.47/x
  3. Step 3: Cross multiply
    195,315.72x = 292,739.17 × 100,590.47
  4. Step 4: Simplify right side
    195,315.72x = 29,446,770,697.71
  5. Step 5: Solve for x
    x = 29,446,770,697.71/195,315.72
  6. Step 6: Final answer
    x = 150,764.98

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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.