Home / 131,859.82-197,808.58-40,682.94

Finding the Fourth Proportional to 131,859.82, 197,808.58 and 40,682.94

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Solution

The fourth proportional to 131,859.82, 197,808.58 and 40,682.94 is: 61,030.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,859.82 : 197,808.58 = 40,682.94 : x
  2. Step 2: Convert to fraction form
    131,859.82/197,808.58 = 40,682.94/x
  3. Step 3: Cross multiply
    131,859.82x = 197,808.58 × 40,682.94
  4. Step 4: Simplify right side
    131,859.82x = 8,047,435,013.37
  5. Step 5: Solve for x
    x = 8,047,435,013.37/131,859.82
  6. Step 6: Final answer
    x = 61,030.23

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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.