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Finding the Fourth Proportional to 132,804.93, 183,270.81 and 73,188.93

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Solution

The fourth proportional to 132,804.93, 183,270.81 and 73,188.93 is: 101,000.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,804.93 : 183,270.81 = 73,188.93 : x
  2. Step 2: Convert to fraction form
    132,804.93/183,270.81 = 73,188.93/x
  3. Step 3: Cross multiply
    132,804.93x = 183,270.81 × 73,188.93
  4. Step 4: Simplify right side
    132,804.93x = 13,413,394,484.13
  5. Step 5: Solve for x
    x = 13,413,394,484.13/132,804.93
  6. Step 6: Final answer
    x = 101,000.73

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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.