Home / 131,698.62-197,527.87-42,951.98

Finding the Fourth Proportional to 131,698.62, 197,527.87 and 42,951.98

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Solution

The fourth proportional to 131,698.62, 197,527.87 and 42,951.98 is: 64,421.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,698.62 : 197,527.87 = 42,951.98 : x
  2. Step 2: Convert to fraction form
    131,698.62/197,527.87 = 42,951.98/x
  3. Step 3: Cross multiply
    131,698.62x = 197,527.87 × 42,951.98
  4. Step 4: Simplify right side
    131,698.62x = 8,484,213,121.68
  5. Step 5: Solve for x
    x = 8,484,213,121.68/131,698.62
  6. Step 6: Final answer
    x = 64,421.43

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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.