Home / 122,983.56-184,058.34-75,628.44

Finding the Fourth Proportional to 122,983.56, 184,058.34 and 75,628.44

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Solution

The fourth proportional to 122,983.56, 184,058.34 and 75,628.44 is: 113,186.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,983.56 : 184,058.34 = 75,628.44 : x
  2. Step 2: Convert to fraction form
    122,983.56/184,058.34 = 75,628.44/x
  3. Step 3: Cross multiply
    122,983.56x = 184,058.34 × 75,628.44
  4. Step 4: Simplify right side
    122,983.56x = 13,920,045,123.19
  5. Step 5: Solve for x
    x = 13,920,045,123.19/122,983.56
  6. Step 6: Final answer
    x = 113,186.23

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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.