Home / 110,332.48-165,352.56-40,144.36

Finding the Fourth Proportional to 110,332.48, 165,352.56 and 40,144.36

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Solution

The fourth proportional to 110,332.48, 165,352.56 and 40,144.36 is: 60,163.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,332.48 : 165,352.56 = 40,144.36 : x
  2. Step 2: Convert to fraction form
    110,332.48/165,352.56 = 40,144.36/x
  3. Step 3: Cross multiply
    110,332.48x = 165,352.56 × 40,144.36
  4. Step 4: Simplify right side
    110,332.48x = 6,637,972,695.56
  5. Step 5: Solve for x
    x = 6,637,972,695.56/110,332.48
  6. Step 6: Final answer
    x = 60,163.36

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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.