Home / 110,343.32-165,385.36-51,053.72

Finding the Fourth Proportional to 110,343.32, 165,385.36 and 51,053.72

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Solution

The fourth proportional to 110,343.32, 165,385.36 and 51,053.72 is: 76,520.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,343.32 : 165,385.36 = 51,053.72 : x
  2. Step 2: Convert to fraction form
    110,343.32/165,385.36 = 51,053.72/x
  3. Step 3: Cross multiply
    110,343.32x = 165,385.36 × 51,053.72
  4. Step 4: Simplify right side
    110,343.32x = 8,443,537,861.54
  5. Step 5: Solve for x
    x = 8,443,537,861.54/110,343.32
  6. Step 6: Final answer
    x = 76,520.61

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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.