Home / 133,001.77-199,593.03-54,130.35

Finding the Fourth Proportional to 133,001.77, 199,593.03 and 54,130.35

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Solution

The fourth proportional to 133,001.77, 199,593.03 and 54,130.35 is: 81,232.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,001.77 : 199,593.03 = 54,130.35 : x
  2. Step 2: Convert to fraction form
    133,001.77/199,593.03 = 54,130.35/x
  3. Step 3: Cross multiply
    133,001.77x = 199,593.03 × 54,130.35
  4. Step 4: Simplify right side
    133,001.77x = 10,804,040,571.46
  5. Step 5: Solve for x
    x = 10,804,040,571.46/133,001.77
  6. Step 6: Final answer
    x = 81,232.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.