Home / 272,923.44-409,328.77-73,196.34

Finding the Fourth Proportional to 272,923.44, 409,328.77 and 73,196.34

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Solution

The fourth proportional to 272,923.44, 409,328.77 and 73,196.34 is: 109,779.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,923.44 : 409,328.77 = 73,196.34 : x
  2. Step 2: Convert to fraction form
    272,923.44/409,328.77 = 73,196.34/x
  3. Step 3: Cross multiply
    272,923.44x = 409,328.77 × 73,196.34
  4. Step 4: Simplify right side
    272,923.44x = 29,961,369,309.94
  5. Step 5: Solve for x
    x = 29,961,369,309.94/272,923.44
  6. Step 6: Final answer
    x = 109,779.39

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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.