Home / 109,743.76-164,491.20-50,457.04

Finding the Fourth Proportional to 109,743.76, 164,491.20 and 50,457.04

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Solution

The fourth proportional to 109,743.76, 164,491.20 and 50,457.04 is: 75,628.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,743.76 : 164,491.20 = 50,457.04 : x
  2. Step 2: Convert to fraction form
    109,743.76/164,491.20 = 50,457.04/x
  3. Step 3: Cross multiply
    109,743.76x = 164,491.20 × 50,457.04
  4. Step 4: Simplify right side
    109,743.76x = 8,299,739,058.05
  5. Step 5: Solve for x
    x = 8,299,739,058.05/109,743.76
  6. Step 6: Final answer
    x = 75,628.35

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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.