Home / 110,234.60-165,438.30-51,077.60

Finding the Fourth Proportional to 110,234.60, 165,438.30 and 51,077.60

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Solution

The fourth proportional to 110,234.60, 165,438.30 and 51,077.60 is: 76,656.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,234.60 : 165,438.30 = 51,077.60 : x
  2. Step 2: Convert to fraction form
    110,234.60/165,438.30 = 51,077.60/x
  3. Step 3: Cross multiply
    110,234.60x = 165,438.30 × 51,077.60
  4. Step 4: Simplify right side
    110,234.60x = 8,450,191,312.08
  5. Step 5: Solve for x
    x = 8,450,191,312.08/110,234.60
  6. Step 6: Final answer
    x = 76,656.43

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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.