Home / 132,872.37-183,356.92-75,504.02

Finding the Fourth Proportional to 132,872.37, 183,356.92 and 75,504.02

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Solution

The fourth proportional to 132,872.37, 183,356.92 and 75,504.02 is: 104,191.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,872.37 : 183,356.92 = 75,504.02 : x
  2. Step 2: Convert to fraction form
    132,872.37/183,356.92 = 75,504.02/x
  3. Step 3: Cross multiply
    132,872.37x = 183,356.92 × 75,504.02
  4. Step 4: Simplify right side
    132,872.37x = 13,844,183,307.70
  5. Step 5: Solve for x
    x = 13,844,183,307.70/132,872.37
  6. Step 6: Final answer
    x = 104,191.59

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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.