Home / 110,136.24-165,145.80-43,573.68

Finding the Fourth Proportional to 110,136.24, 165,145.80 and 43,573.68

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Solution

The fourth proportional to 110,136.24, 165,145.80 and 43,573.68 is: 65,337.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,136.24 : 165,145.80 = 43,573.68 : x
  2. Step 2: Convert to fraction form
    110,136.24/165,145.80 = 43,573.68/x
  3. Step 3: Cross multiply
    110,136.24x = 165,145.80 × 43,573.68
  4. Step 4: Simplify right side
    110,136.24x = 7,196,010,242.54
  5. Step 5: Solve for x
    x = 7,196,010,242.54/110,136.24
  6. Step 6: Final answer
    x = 65,337.35

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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.