Home / 110,764.18-166,138.21-43,283.58

Finding the Fourth Proportional to 110,764.18, 166,138.21 and 43,283.58

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Solution

The fourth proportional to 110,764.18, 166,138.21 and 43,283.58 is: 64,922.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,764.18 : 166,138.21 = 43,283.58 : x
  2. Step 2: Convert to fraction form
    110,764.18/166,138.21 = 43,283.58/x
  3. Step 3: Cross multiply
    110,764.18x = 166,138.21 × 43,283.58
  4. Step 4: Simplify right side
    110,764.18x = 7,191,056,503.59
  5. Step 5: Solve for x
    x = 7,191,056,503.59/110,764.18
  6. Step 6: Final answer
    x = 64,922.22

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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.