Home / 187,481.37-280,774.84-119,800.71

Finding the Fourth Proportional to 187,481.37, 280,774.84 and 119,800.71

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Solution

The fourth proportional to 187,481.37, 280,774.84 and 119,800.71 is: 179,415.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,481.37 : 280,774.84 = 119,800.71 : x
  2. Step 2: Convert to fraction form
    187,481.37/280,774.84 = 119,800.71/x
  3. Step 3: Cross multiply
    187,481.37x = 280,774.84 × 119,800.71
  4. Step 4: Simplify right side
    187,481.37x = 33,637,025,182.14
  5. Step 5: Solve for x
    x = 33,637,025,182.14/187,481.37
  6. Step 6: Final answer
    x = 179,415.29

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1.5x scale

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.