Home / 134,072.16-185,021.10-73,644.22

Finding the Fourth Proportional to 134,072.16, 185,021.10 and 73,644.22

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Solution

The fourth proportional to 134,072.16, 185,021.10 and 73,644.22 is: 101,629.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,072.16 : 185,021.10 = 73,644.22 : x
  2. Step 2: Convert to fraction form
    134,072.16/185,021.10 = 73,644.22/x
  3. Step 3: Cross multiply
    134,072.16x = 185,021.10 × 73,644.22
  4. Step 4: Simplify right side
    134,072.16x = 13,625,734,593.04
  5. Step 5: Solve for x
    x = 13,625,734,593.04/134,072.16
  6. Step 6: Final answer
    x = 101,629.86

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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.