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Finding the Fourth Proportional to 133,513.56, 184,248.56 and 73,083.64

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Solution

The fourth proportional to 133,513.56, 184,248.56 and 73,083.64 is: 100,855.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,513.56 : 184,248.56 = 73,083.64 : x
  2. Step 2: Convert to fraction form
    133,513.56/184,248.56 = 73,083.64/x
  3. Step 3: Cross multiply
    133,513.56x = 184,248.56 × 73,083.64
  4. Step 4: Simplify right side
    133,513.56x = 13,465,555,429.56
  5. Step 5: Solve for x
    x = 13,465,555,429.56/133,513.56
  6. Step 6: Final answer
    x = 100,855.34

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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.