Home / 187,442.46-280,868.43-103,077.33

Finding the Fourth Proportional to 187,442.46, 280,868.43 and 103,077.33

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Solution

The fourth proportional to 187,442.46, 280,868.43 and 103,077.33 is: 154,453.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,442.46 : 280,868.43 = 103,077.33 : x
  2. Step 2: Convert to fraction form
    187,442.46/280,868.43 = 103,077.33/x
  3. Step 3: Cross multiply
    187,442.46x = 280,868.43 × 103,077.33
  4. Step 4: Simplify right side
    187,442.46x = 28,951,167,845.69
  5. Step 5: Solve for x
    x = 28,951,167,845.69/187,442.46
  6. Step 6: Final answer
    x = 154,453.63

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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.