Home / 372,240.05-558,087.84-119,376.61

Finding the Fourth Proportional to 372,240.05, 558,087.84 and 119,376.61

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Solution

The fourth proportional to 372,240.05, 558,087.84 and 119,376.61 is: 178,977.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,240.05 : 558,087.84 = 119,376.61 : x
  2. Step 2: Convert to fraction form
    372,240.05/558,087.84 = 119,376.61/x
  3. Step 3: Cross multiply
    372,240.05x = 558,087.84 × 119,376.61
  4. Step 4: Simplify right side
    372,240.05x = 66,622,633,026.20
  5. Step 5: Solve for x
    x = 66,622,633,026.20/372,240.05
  6. Step 6: Final answer
    x = 178,977.61

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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.