Home / 133,438.97-184,144.14-73,008.74

Finding the Fourth Proportional to 133,438.97, 184,144.14 and 73,008.74

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Solution

The fourth proportional to 133,438.97, 184,144.14 and 73,008.74 is: 100,751.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,438.97 : 184,144.14 = 73,008.74 : x
  2. Step 2: Convert to fraction form
    133,438.97/184,144.14 = 73,008.74/x
  3. Step 3: Cross multiply
    133,438.97x = 184,144.14 × 73,008.74
  4. Step 4: Simplify right side
    133,438.97x = 13,444,132,100.14
  5. Step 5: Solve for x
    x = 13,444,132,100.14/133,438.97
  6. Step 6: Final answer
    x = 100,751.17

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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.