Home / 83,583.22-115,343.94-45,857.44

Finding the Fourth Proportional to 83,583.22, 115,343.94 and 45,857.44

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Solution

The fourth proportional to 83,583.22, 115,343.94 and 45,857.44 is: 63,282.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,583.22 : 115,343.94 = 45,857.44 : x
  2. Step 2: Convert to fraction form
    83,583.22/115,343.94 = 45,857.44/x
  3. Step 3: Cross multiply
    83,583.22x = 115,343.94 × 45,857.44
  4. Step 4: Simplify right side
    83,583.22x = 5,289,377,807.91
  5. Step 5: Solve for x
    x = 5,289,377,807.91/83,583.22
  6. Step 6: Final answer
    x = 63,282.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.