Home / 133,473.40-184,175.04-79,747

Finding the Fourth Proportional to 133,473.40, 184,175.04 and 79,747

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Solution

The fourth proportional to 133,473.40, 184,175.04 and 79,747 is: 110,039.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,473.40 : 184,175.04 = 79,747 : x
  2. Step 2: Convert to fraction form
    133,473.40/184,175.04 = 79,747/x
  3. Step 3: Cross multiply
    133,473.40x = 184,175.04 × 79,747
  4. Step 4: Simplify right side
    133,473.40x = 14,687,406,914.88
  5. Step 5: Solve for x
    x = 14,687,406,914.88/133,473.40
  6. Step 6: Final answer
    x = 110,039.95

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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.