Home / 143,433.45-197,924.31-82,992.06

Finding the Fourth Proportional to 143,433.45, 197,924.31 and 82,992.06

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Solution

The fourth proportional to 143,433.45, 197,924.31 and 82,992.06 is: 114,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,433.45 : 197,924.31 = 82,992.06 : x
  2. Step 2: Convert to fraction form
    143,433.45/197,924.31 = 82,992.06/x
  3. Step 3: Cross multiply
    143,433.45x = 197,924.31 × 82,992.06
  4. Step 4: Simplify right side
    143,433.45x = 16,426,146,210.98
  5. Step 5: Solve for x
    x = 16,426,146,210.98/143,433.45
  6. Step 6: Final answer
    x = 114,521.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.