Home / 133,579.37-184,338.22-72,325.26

Finding the Fourth Proportional to 133,579.37, 184,338.22 and 72,325.26

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Solution

The fourth proportional to 133,579.37, 184,338.22 and 72,325.26 is: 99,808.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,579.37 : 184,338.22 = 72,325.26 : x
  2. Step 2: Convert to fraction form
    133,579.37/184,338.22 = 72,325.26/x
  3. Step 3: Cross multiply
    133,579.37x = 184,338.22 × 72,325.26
  4. Step 4: Simplify right side
    133,579.37x = 13,332,310,471.11
  5. Step 5: Solve for x
    x = 13,332,310,471.11/133,579.37
  6. Step 6: Final answer
    x = 99,808.15

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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.