Home / 133,390.94-184,084.60-76,039.29

Finding the Fourth Proportional to 133,390.94, 184,084.60 and 76,039.29

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Solution

The fourth proportional to 133,390.94, 184,084.60 and 76,039.29 is: 104,937.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,390.94 : 184,084.60 = 76,039.29 : x
  2. Step 2: Convert to fraction form
    133,390.94/184,084.60 = 76,039.29/x
  3. Step 3: Cross multiply
    133,390.94x = 184,084.60 × 76,039.29
  4. Step 4: Simplify right side
    133,390.94x = 13,997,662,236.41
  5. Step 5: Solve for x
    x = 13,997,662,236.41/133,390.94
  6. Step 6: Final answer
    x = 104,937.13

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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.