Home / 272,816.82-409,226.04-95,323.86

Finding the Fourth Proportional to 272,816.82, 409,226.04 and 95,323.86

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Solution

The fourth proportional to 272,816.82, 409,226.04 and 95,323.86 is: 142,986.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,816.82 : 409,226.04 = 95,323.86 : x
  2. Step 2: Convert to fraction form
    272,816.82/409,226.04 = 95,323.86/x
  3. Step 3: Cross multiply
    272,816.82x = 409,226.04 × 95,323.86
  4. Step 4: Simplify right side
    272,816.82x = 39,009,005,745.31
  5. Step 5: Solve for x
    x = 39,009,005,745.31/272,816.82
  6. Step 6: Final answer
    x = 142,986.07

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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.