Home / 263,694.55-363,898.30-142,835.56

Finding the Fourth Proportional to 263,694.55, 363,898.30 and 142,835.56

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Solution

The fourth proportional to 263,694.55, 363,898.30 and 142,835.56 is: 197,112.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,694.55 : 363,898.30 = 142,835.56 : x
  2. Step 2: Convert to fraction form
    263,694.55/363,898.30 = 142,835.56/x
  3. Step 3: Cross multiply
    263,694.55x = 363,898.30 × 142,835.56
  4. Step 4: Simplify right side
    263,694.55x = 51,977,617,463.55
  5. Step 5: Solve for x
    x = 51,977,617,463.55/263,694.55
  6. Step 6: Final answer
    x = 197,112.98

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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.