Home / 131,021.56-196,367.88-56,053.60

Finding the Fourth Proportional to 131,021.56, 196,367.88 and 56,053.60

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Solution

The fourth proportional to 131,021.56, 196,367.88 and 56,053.60 is: 84,010.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,021.56 : 196,367.88 = 56,053.60 : x
  2. Step 2: Convert to fraction form
    131,021.56/196,367.88 = 56,053.60/x
  3. Step 3: Cross multiply
    131,021.56x = 196,367.88 × 56,053.60
  4. Step 4: Simplify right side
    131,021.56x = 11,007,126,598.37
  5. Step 5: Solve for x
    x = 11,007,126,598.37/131,021.56
  6. Step 6: Final answer
    x = 84,010.04

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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.