Home / 131,266.14-196,866.40-37,771.88

Finding the Fourth Proportional to 131,266.14, 196,866.40 and 37,771.88

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Solution

The fourth proportional to 131,266.14, 196,866.40 and 37,771.88 is: 56,648.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,266.14 : 196,866.40 = 37,771.88 : x
  2. Step 2: Convert to fraction form
    131,266.14/196,866.40 = 37,771.88/x
  3. Step 3: Cross multiply
    131,266.14x = 196,866.40 × 37,771.88
  4. Step 4: Simplify right side
    131,266.14x = 7,436,014,036.83
  5. Step 5: Solve for x
    x = 7,436,014,036.83/131,266.14
  6. Step 6: Final answer
    x = 56,648.38

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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.