Home / 133,156.62-199,507.59-73,235.25

Finding the Fourth Proportional to 133,156.62, 199,507.59 and 73,235.25

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Solution

The fourth proportional to 133,156.62, 199,507.59 and 73,235.25 is: 109,727.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,156.62 : 199,507.59 = 73,235.25 : x
  2. Step 2: Convert to fraction form
    133,156.62/199,507.59 = 73,235.25/x
  3. Step 3: Cross multiply
    133,156.62x = 199,507.59 × 73,235.25
  4. Step 4: Simplify right side
    133,156.62x = 14,610,988,230.55
  5. Step 5: Solve for x
    x = 14,610,988,230.55/133,156.62
  6. Step 6: Final answer
    x = 109,727.84

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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.