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Finding the Fourth Proportional to 110,609.66, 166,080.64 and 63,278.19

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Solution

The fourth proportional to 110,609.66, 166,080.64 and 63,278.19 is: 95,012.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,609.66 : 166,080.64 = 63,278.19 : x
  2. Step 2: Convert to fraction form
    110,609.66/166,080.64 = 63,278.19/x
  3. Step 3: Cross multiply
    110,609.66x = 166,080.64 × 63,278.19
  4. Step 4: Simplify right side
    110,609.66x = 10,509,282,293.24
  5. Step 5: Solve for x
    x = 10,509,282,293.24/110,609.66
  6. Step 6: Final answer
    x = 95,012.34

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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.