Home / 251,982.50-377,973.75-104,238.50

Finding the Fourth Proportional to 251,982.50, 377,973.75 and 104,238.50

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Solution

The fourth proportional to 251,982.50, 377,973.75 and 104,238.50 is: 156,357.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,982.50 : 377,973.75 = 104,238.50 : x
  2. Step 2: Convert to fraction form
    251,982.50/377,973.75 = 104,238.50/x
  3. Step 3: Cross multiply
    251,982.50x = 377,973.75 × 104,238.50
  4. Step 4: Simplify right side
    251,982.50x = 39,399,416,739.38
  5. Step 5: Solve for x
    x = 39,399,416,739.38/251,982.50
  6. Step 6: Final answer
    x = 156,357.75

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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.