Home / 77,233.13-115,827.30-23,195.63

Finding the Fourth Proportional to 77,233.13, 115,827.30 and 23,195.63

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Solution

The fourth proportional to 77,233.13, 115,827.30 and 23,195.63 is: 34,786.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,233.13 : 115,827.30 = 23,195.63 : x
  2. Step 2: Convert to fraction form
    77,233.13/115,827.30 = 23,195.63/x
  3. Step 3: Cross multiply
    77,233.13x = 115,827.30 × 23,195.63
  4. Step 4: Simplify right side
    77,233.13x = 2,686,686,615.56
  5. Step 5: Solve for x
    x = 2,686,686,615.56/77,233.13
  6. Step 6: Final answer
    x = 34,786.71

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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.