Home / 110,390.08-165,601.68-51,231.82

Finding the Fourth Proportional to 110,390.08, 165,601.68 and 51,231.82

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Solution

The fourth proportional to 110,390.08, 165,601.68 and 51,231.82 is: 76,855.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,390.08 : 165,601.68 = 51,231.82 : x
  2. Step 2: Convert to fraction form
    110,390.08/165,601.68 = 51,231.82/x
  3. Step 3: Cross multiply
    110,390.08x = 165,601.68 × 51,231.82
  4. Step 4: Simplify right side
    110,390.08x = 8,484,075,461.46
  5. Step 5: Solve for x
    x = 8,484,075,461.46/110,390.08
  6. Step 6: Final answer
    x = 76,855.42

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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.