Home / 133,427.33-184,134.09-72,996.59

Finding the Fourth Proportional to 133,427.33, 184,134.09 and 72,996.59

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Solution

The fourth proportional to 133,427.33, 184,134.09 and 72,996.59 is: 100,737.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,427.33 : 184,134.09 = 72,996.59 : x
  2. Step 2: Convert to fraction form
    133,427.33/184,134.09 = 72,996.59/x
  3. Step 3: Cross multiply
    133,427.33x = 184,134.09 × 72,996.59
  4. Step 4: Simplify right side
    133,427.33x = 13,441,161,406.83
  5. Step 5: Solve for x
    x = 13,441,161,406.83/133,427.33
  6. Step 6: Final answer
    x = 100,737.69

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1.5x scale

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.