Home / 132,556.58-182,922.54-72,127.46

Finding the Fourth Proportional to 132,556.58, 182,922.54 and 72,127.46

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Solution

The fourth proportional to 132,556.58, 182,922.54 and 72,127.46 is: 99,532.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,556.58 : 182,922.54 = 72,127.46 : x
  2. Step 2: Convert to fraction form
    132,556.58/182,922.54 = 72,127.46/x
  3. Step 3: Cross multiply
    132,556.58x = 182,922.54 × 72,127.46
  4. Step 4: Simplify right side
    132,556.58x = 13,193,738,186.95
  5. Step 5: Solve for x
    x = 13,193,738,186.95/132,556.58
  6. Step 6: Final answer
    x = 99,532.88

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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.