Home / 110,458.24-165,588-40,288.48

Finding the Fourth Proportional to 110,458.24, 165,588 and 40,288.48

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Solution

The fourth proportional to 110,458.24, 165,588 and 40,288.48 is: 60,396.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,458.24 : 165,588 = 40,288.48 : x
  2. Step 2: Convert to fraction form
    110,458.24/165,588 = 40,288.48/x
  3. Step 3: Cross multiply
    110,458.24x = 165,588 × 40,288.48
  4. Step 4: Simplify right side
    110,458.24x = 6,671,288,826.24
  5. Step 5: Solve for x
    x = 6,671,288,826.24/110,458.24
  6. Step 6: Final answer
    x = 60,396.48

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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.