Home / 372,118.14-558,180.63-119,399.13

Finding the Fourth Proportional to 372,118.14, 558,180.63 and 119,399.13

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Solution

The fourth proportional to 372,118.14, 558,180.63 and 119,399.13 is: 179,099.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,118.14 : 558,180.63 = 119,399.13 : x
  2. Step 2: Convert to fraction form
    372,118.14/558,180.63 = 119,399.13/x
  3. Step 3: Cross multiply
    372,118.14x = 558,180.63 × 119,399.13
  4. Step 4: Simplify right side
    372,118.14x = 66,646,281,604.85
  5. Step 5: Solve for x
    x = 66,646,281,604.85/372,118.14
  6. Step 6: Final answer
    x = 179,099.79

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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.