Home / 110,458.20-165,735.90-51,263.40

Finding the Fourth Proportional to 110,458.20, 165,735.90 and 51,263.40

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Solution

The fourth proportional to 110,458.20, 165,735.90 and 51,263.40 is: 76,917.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,458.20 : 165,735.90 = 51,263.40 : x
  2. Step 2: Convert to fraction form
    110,458.20/165,735.90 = 51,263.40/x
  3. Step 3: Cross multiply
    110,458.20x = 165,735.90 × 51,263.40
  4. Step 4: Simplify right side
    110,458.20x = 8,496,185,736.06
  5. Step 5: Solve for x
    x = 8,496,185,736.06/110,458.20
  6. Step 6: Final answer
    x = 76,917.66

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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.