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Finding the Fourth Proportional to 110,813.52, 166,220.58 and 44,259.06

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Solution

The fourth proportional to 110,813.52, 166,220.58 and 44,259.06 is: 66,388.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,813.52 : 166,220.58 = 44,259.06 : x
  2. Step 2: Convert to fraction form
    110,813.52/166,220.58 = 44,259.06/x
  3. Step 3: Cross multiply
    110,813.52x = 166,220.58 × 44,259.06
  4. Step 4: Simplify right side
    110,813.52x = 7,356,766,623.45
  5. Step 5: Solve for x
    x = 7,356,766,623.45/110,813.52
  6. Step 6: Final answer
    x = 66,388.71

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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.