Home / 133,539.64-184,286.90-73,109.26

Finding the Fourth Proportional to 133,539.64, 184,286.90 and 73,109.26

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Solution

The fourth proportional to 133,539.64, 184,286.90 and 73,109.26 is: 100,891.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,539.64 : 184,286.90 = 73,109.26 : x
  2. Step 2: Convert to fraction form
    133,539.64/184,286.90 = 73,109.26/x
  3. Step 3: Cross multiply
    133,539.64x = 184,286.90 × 73,109.26
  4. Step 4: Simplify right side
    133,539.64x = 13,473,078,886.69
  5. Step 5: Solve for x
    x = 13,473,078,886.69/133,539.64
  6. Step 6: Final answer
    x = 100,891.98

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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.