Home / 132,276.20-182,538.52-74,914.58

Finding the Fourth Proportional to 132,276.20, 182,538.52 and 74,914.58

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Solution

The fourth proportional to 132,276.20, 182,538.52 and 74,914.58 is: 103,380.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,276.20 : 182,538.52 = 74,914.58 : x
  2. Step 2: Convert to fraction form
    132,276.20/182,538.52 = 74,914.58/x
  3. Step 3: Cross multiply
    132,276.20x = 182,538.52 × 74,914.58
  4. Step 4: Simplify right side
    132,276.20x = 13,674,796,828.68
  5. Step 5: Solve for x
    x = 13,674,796,828.68/132,276.20
  6. Step 6: Final answer
    x = 103,380.63

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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.