Home / 133,019.28-199,563.48-39,525.84

Finding the Fourth Proportional to 133,019.28, 199,563.48 and 39,525.84

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Solution

The fourth proportional to 133,019.28, 199,563.48 and 39,525.84 is: 59,299.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,019.28 : 199,563.48 = 39,525.84 : x
  2. Step 2: Convert to fraction form
    133,019.28/199,563.48 = 39,525.84/x
  3. Step 3: Cross multiply
    133,019.28x = 199,563.48 × 39,525.84
  4. Step 4: Simplify right side
    133,019.28x = 7,887,914,180.32
  5. Step 5: Solve for x
    x = 7,887,914,180.32/133,019.28
  6. Step 6: Final answer
    x = 59,299.03

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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.