Home / 131,968.68-197,953.41-32,128.86

Finding the Fourth Proportional to 131,968.68, 197,953.41 and 32,128.86

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Solution

The fourth proportional to 131,968.68, 197,953.41 and 32,128.86 is: 48,193.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,968.68 : 197,953.41 = 32,128.86 : x
  2. Step 2: Convert to fraction form
    131,968.68/197,953.41 = 32,128.86/x
  3. Step 3: Cross multiply
    131,968.68x = 197,953.41 × 32,128.86
  4. Step 4: Simplify right side
    131,968.68x = 6,360,017,396.41
  5. Step 5: Solve for x
    x = 6,360,017,396.41/131,968.68
  6. Step 6: Final answer
    x = 48,193.38

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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.