Home / 133,619.14-184,267.20-79,895.62

Finding the Fourth Proportional to 133,619.14, 184,267.20 and 79,895.62

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Solution

The fourth proportional to 133,619.14, 184,267.20 and 79,895.62 is: 110,179.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,619.14 : 184,267.20 = 79,895.62 : x
  2. Step 2: Convert to fraction form
    133,619.14/184,267.20 = 79,895.62/x
  3. Step 3: Cross multiply
    133,619.14x = 184,267.20 × 79,895.62
  4. Step 4: Simplify right side
    133,619.14x = 14,722,142,189.66
  5. Step 5: Solve for x
    x = 14,722,142,189.66/133,619.14
  6. Step 6: Final answer
    x = 110,179.89

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1.5x scale

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.