Home / 132,974.48-183,504.84-75,610.64

Finding the Fourth Proportional to 132,974.48, 183,504.84 and 75,610.64

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Solution

The fourth proportional to 132,974.48, 183,504.84 and 75,610.64 is: 104,342.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,974.48 : 183,504.84 = 75,610.64 : x
  2. Step 2: Convert to fraction form
    132,974.48/183,504.84 = 75,610.64/x
  3. Step 3: Cross multiply
    132,974.48x = 183,504.84 × 75,610.64
  4. Step 4: Simplify right side
    132,974.48x = 13,874,918,395.50
  5. Step 5: Solve for x
    x = 13,874,918,395.50/132,974.48
  6. Step 6: Final answer
    x = 104,342.72

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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.