Home / 77,289.48-115,930.44-24,696.72

Finding the Fourth Proportional to 77,289.48, 115,930.44 and 24,696.72

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Solution

The fourth proportional to 77,289.48, 115,930.44 and 24,696.72 is: 37,043.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,289.48 : 115,930.44 = 24,696.72 : x
  2. Step 2: Convert to fraction form
    77,289.48/115,930.44 = 24,696.72/x
  3. Step 3: Cross multiply
    77,289.48x = 115,930.44 × 24,696.72
  4. Step 4: Simplify right side
    77,289.48x = 2,863,101,616.16
  5. Step 5: Solve for x
    x = 2,863,101,616.16/77,289.48
  6. Step 6: Final answer
    x = 37,043.87

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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.