Home / 122,301.72-183,162.57-96,919.62

Finding the Fourth Proportional to 122,301.72, 183,162.57 and 96,919.62

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Solution

The fourth proportional to 122,301.72, 183,162.57 and 96,919.62 is: 145,149.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,301.72 : 183,162.57 = 96,919.62 : x
  2. Step 2: Convert to fraction form
    122,301.72/183,162.57 = 96,919.62/x
  3. Step 3: Cross multiply
    122,301.72x = 183,162.57 × 96,919.62
  4. Step 4: Simplify right side
    122,301.72x = 17,752,046,682.62
  5. Step 5: Solve for x
    x = 17,752,046,682.62/122,301.72
  6. Step 6: Final answer
    x = 145,149.61

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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.