Home / 75,764.70-113,659.80-23,161.89

Finding the Fourth Proportional to 75,764.70, 113,659.80 and 23,161.89

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Solution

The fourth proportional to 75,764.70, 113,659.80 and 23,161.89 is: 34,746.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,764.70 : 113,659.80 = 23,161.89 : x
  2. Step 2: Convert to fraction form
    75,764.70/113,659.80 = 23,161.89/x
  3. Step 3: Cross multiply
    75,764.70x = 113,659.80 × 23,161.89
  4. Step 4: Simplify right side
    75,764.70x = 2,632,575,785.02
  5. Step 5: Solve for x
    x = 2,632,575,785.02/75,764.70
  6. Step 6: Final answer
    x = 34,746.73

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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.