Home / 110,139.89-165,292.92-51,017.04

Finding the Fourth Proportional to 110,139.89, 165,292.92 and 51,017.04

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Solution

The fourth proportional to 110,139.89, 165,292.92 and 51,017.04 is: 76,564.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,139.89 : 165,292.92 = 51,017.04 : x
  2. Step 2: Convert to fraction form
    110,139.89/165,292.92 = 51,017.04/x
  3. Step 3: Cross multiply
    110,139.89x = 165,292.92 × 51,017.04
  4. Step 4: Simplify right side
    110,139.89x = 8,432,755,511.36
  5. Step 5: Solve for x
    x = 8,432,755,511.36/110,139.89
  6. Step 6: Final answer
    x = 76,564.05

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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.