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Finding the Fourth Proportional to 110,300.64, 165,351.84 and 43,695.84

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Solution

The fourth proportional to 110,300.64, 165,351.84 and 43,695.84 is: 65,504.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,300.64 : 165,351.84 = 43,695.84 : x
  2. Step 2: Convert to fraction form
    110,300.64/165,351.84 = 43,695.84/x
  3. Step 3: Cross multiply
    110,300.64x = 165,351.84 × 43,695.84
  4. Step 4: Simplify right side
    110,300.64x = 7,225,187,544.35
  5. Step 5: Solve for x
    x = 7,225,187,544.35/110,300.64
  6. Step 6: Final answer
    x = 65,504.49

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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.