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Finding the Fourth Proportional to 132,801.19, 183,265.64 and 73,185.19

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Solution

The fourth proportional to 132,801.19, 183,265.64 and 73,185.19 is: 100,995.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,801.19 : 183,265.64 = 73,185.19 : x
  2. Step 2: Convert to fraction form
    132,801.19/183,265.64 = 73,185.19/x
  3. Step 3: Cross multiply
    132,801.19x = 183,265.64 × 73,185.19
  4. Step 4: Simplify right side
    132,801.19x = 13,412,330,134.23
  5. Step 5: Solve for x
    x = 13,412,330,134.23/132,801.19
  6. Step 6: Final answer
    x = 100,995.56

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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.