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Finding the Fourth Proportional to 133,912.93, 184,799.34 and 73,484.59

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Solution

The fourth proportional to 133,912.93, 184,799.34 and 73,484.59 is: 101,408.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,912.93 : 184,799.34 = 73,484.59 : x
  2. Step 2: Convert to fraction form
    133,912.93/184,799.34 = 73,484.59/x
  3. Step 3: Cross multiply
    133,912.93x = 184,799.34 × 73,484.59
  4. Step 4: Simplify right side
    133,912.93x = 13,579,903,732.17
  5. Step 5: Solve for x
    x = 13,579,903,732.17/133,912.93
  6. Step 6: Final answer
    x = 101,408.46

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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.