Home / 133,844.24-184,705.36-77,255.58

Finding the Fourth Proportional to 133,844.24, 184,705.36 and 77,255.58

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Solution

The fourth proportional to 133,844.24, 184,705.36 and 77,255.58 is: 106,612.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,844.24 : 184,705.36 = 77,255.58 : x
  2. Step 2: Convert to fraction form
    133,844.24/184,705.36 = 77,255.58/x
  3. Step 3: Cross multiply
    133,844.24x = 184,705.36 × 77,255.58
  4. Step 4: Simplify right side
    133,844.24x = 14,269,519,715.91
  5. Step 5: Solve for x
    x = 14,269,519,715.91/133,844.24
  6. Step 6: Final answer
    x = 106,612.88

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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.