Home / 133,406.31-184,105.26-76,054.11

Finding the Fourth Proportional to 133,406.31, 184,105.26 and 76,054.11

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Solution

The fourth proportional to 133,406.31, 184,105.26 and 76,054.11 is: 104,957.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,406.31 : 184,105.26 = 76,054.11 : x
  2. Step 2: Convert to fraction form
    133,406.31/184,105.26 = 76,054.11/x
  3. Step 3: Cross multiply
    133,406.31x = 184,105.26 × 76,054.11
  4. Step 4: Simplify right side
    133,406.31x = 14,001,961,315.35
  5. Step 5: Solve for x
    x = 14,001,961,315.35/133,406.31
  6. Step 6: Final answer
    x = 104,957.27

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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.