Home / 107,964.99-161,946.77-83,049.39

Finding the Fourth Proportional to 107,964.99, 161,946.77 and 83,049.39

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Solution

The fourth proportional to 107,964.99, 161,946.77 and 83,049.39 is: 124,573.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,964.99 : 161,946.77 = 83,049.39 : x
  2. Step 2: Convert to fraction form
    107,964.99/161,946.77 = 83,049.39/x
  3. Step 3: Cross multiply
    107,964.99x = 161,946.77 × 83,049.39
  4. Step 4: Simplify right side
    107,964.99x = 13,449,580,045.72
  5. Step 5: Solve for x
    x = 13,449,580,045.72/107,964.99
  6. Step 6: Final answer
    x = 124,573.53

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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.