Home / 110,558.92-165,786.54-40,389.16

Finding the Fourth Proportional to 110,558.92, 165,786.54 and 40,389.16

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Solution

The fourth proportional to 110,558.92, 165,786.54 and 40,389.16 is: 60,564.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,558.92 : 165,786.54 = 40,389.16 : x
  2. Step 2: Convert to fraction form
    110,558.92/165,786.54 = 40,389.16/x
  3. Step 3: Cross multiply
    110,558.92x = 165,786.54 × 40,389.16
  4. Step 4: Simplify right side
    110,558.92x = 6,695,979,089.91
  5. Step 5: Solve for x
    x = 6,695,979,089.91/110,558.92
  6. Step 6: Final answer
    x = 60,564.80

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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.