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Finding the Fourth Proportional to 133,871.18, 184,741.47 and 73,440.27

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Solution

The fourth proportional to 133,871.18, 184,741.47 and 73,440.27 is: 101,347.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,871.18 : 184,741.47 = 73,440.27 : x
  2. Step 2: Convert to fraction form
    133,871.18/184,741.47 = 73,440.27/x
  3. Step 3: Cross multiply
    133,871.18x = 184,741.47 × 73,440.27
  4. Step 4: Simplify right side
    133,871.18x = 13,567,463,437.00
  5. Step 5: Solve for x
    x = 13,567,463,437.00/133,871.18
  6. Step 6: Final answer
    x = 101,347.16

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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.