Home / 43,177.92-64,736.64-22,390.08

Finding the Fourth Proportional to 43,177.92, 64,736.64 and 22,390.08

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Solution

The fourth proportional to 43,177.92, 64,736.64 and 22,390.08 is: 33,569.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,177.92 : 64,736.64 = 22,390.08 : x
  2. Step 2: Convert to fraction form
    43,177.92/64,736.64 = 22,390.08/x
  3. Step 3: Cross multiply
    43,177.92x = 64,736.64 × 22,390.08
  4. Step 4: Simplify right side
    43,177.92x = 1,449,458,548.53
  5. Step 5: Solve for x
    x = 1,449,458,548.53/43,177.92
  6. Step 6: Final answer
    x = 33,569.44

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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.