Home / 76,644.05-114,983.37-23,340.80

Finding the Fourth Proportional to 76,644.05, 114,983.37 and 23,340.80

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Solution

The fourth proportional to 76,644.05, 114,983.37 and 23,340.80 is: 35,016.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,644.05 : 114,983.37 = 23,340.80 : x
  2. Step 2: Convert to fraction form
    76,644.05/114,983.37 = 23,340.80/x
  3. Step 3: Cross multiply
    76,644.05x = 114,983.37 × 23,340.80
  4. Step 4: Simplify right side
    76,644.05x = 2,683,803,267.58
  5. Step 5: Solve for x
    x = 2,683,803,267.58/76,644.05
  6. Step 6: Final answer
    x = 35,016.46

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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.