Home / 133,620.48-184,389.06-73,179.66

Finding the Fourth Proportional to 133,620.48, 184,389.06 and 73,179.66

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Solution

The fourth proportional to 133,620.48, 184,389.06 and 73,179.66 is: 100,983.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,620.48 : 184,389.06 = 73,179.66 : x
  2. Step 2: Convert to fraction form
    133,620.48/184,389.06 = 73,179.66/x
  3. Step 3: Cross multiply
    133,620.48x = 184,389.06 × 73,179.66
  4. Step 4: Simplify right side
    133,620.48x = 13,493,528,718.52
  5. Step 5: Solve for x
    x = 13,493,528,718.52/133,620.48
  6. Step 6: Final answer
    x = 100,983.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.