Home / 133,757.89-184,580.93-72,502.76

Finding the Fourth Proportional to 133,757.89, 184,580.93 and 72,502.76

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Solution

The fourth proportional to 133,757.89, 184,580.93 and 72,502.76 is: 100,051.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,757.89 : 184,580.93 = 72,502.76 : x
  2. Step 2: Convert to fraction form
    133,757.89/184,580.93 = 72,502.76/x
  3. Step 3: Cross multiply
    133,757.89x = 184,580.93 × 72,502.76
  4. Step 4: Simplify right side
    133,757.89x = 13,382,627,511.08
  5. Step 5: Solve for x
    x = 13,382,627,511.08/133,757.89
  6. Step 6: Final answer
    x = 100,051.13

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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.