Home / 131,011.48-196,517.31-56,083.02

Finding the Fourth Proportional to 131,011.48, 196,517.31 and 56,083.02

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Solution

The fourth proportional to 131,011.48, 196,517.31 and 56,083.02 is: 84,124.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,011.48 : 196,517.31 = 56,083.02 : x
  2. Step 2: Convert to fraction form
    131,011.48/196,517.31 = 56,083.02/x
  3. Step 3: Cross multiply
    131,011.48x = 196,517.31 × 56,083.02
  4. Step 4: Simplify right side
    131,011.48x = 11,021,284,227.08
  5. Step 5: Solve for x
    x = 11,021,284,227.08/131,011.48
  6. Step 6: Final answer
    x = 84,124.57

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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.