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Finding the Fourth Proportional to 110,843.99, 166,332.22 and 40,730.39

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Solution

The fourth proportional to 110,843.99, 166,332.22 and 40,730.39 is: 61,119.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,843.99 : 166,332.22 = 40,730.39 : x
  2. Step 2: Convert to fraction form
    110,843.99/166,332.22 = 40,730.39/x
  3. Step 3: Cross multiply
    110,843.99x = 166,332.22 × 40,730.39
  4. Step 4: Simplify right side
    110,843.99x = 6,774,775,256.68
  5. Step 5: Solve for x
    x = 6,774,775,256.68/110,843.99
  6. Step 6: Final answer
    x = 61,119.92

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1.5x scale

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.