Home / 92,808.83-128,076.28-50,367.37

Finding the Fourth Proportional to 92,808.83, 128,076.28 and 50,367.37

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Solution

The fourth proportional to 92,808.83, 128,076.28 and 50,367.37 is: 69,507.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,808.83 : 128,076.28 = 50,367.37 : x
  2. Step 2: Convert to fraction form
    92,808.83/128,076.28 = 50,367.37/x
  3. Step 3: Cross multiply
    92,808.83x = 128,076.28 × 50,367.37
  4. Step 4: Simplify right side
    92,808.83x = 6,450,864,936.87
  5. Step 5: Solve for x
    x = 6,450,864,936.87/92,808.83
  6. Step 6: Final answer
    x = 69,507.02

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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.