Home / 132,495.22-182,845.74-72,067.18

Finding the Fourth Proportional to 132,495.22, 182,845.74 and 72,067.18

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Solution

The fourth proportional to 132,495.22, 182,845.74 and 72,067.18 is: 99,453.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,495.22 : 182,845.74 = 72,067.18 : x
  2. Step 2: Convert to fraction form
    132,495.22/182,845.74 = 72,067.18/x
  3. Step 3: Cross multiply
    132,495.22x = 182,845.74 × 72,067.18
  4. Step 4: Simplify right side
    132,495.22x = 13,177,176,856.81
  5. Step 5: Solve for x
    x = 13,177,176,856.81/132,495.22
  6. Step 6: Final answer
    x = 99,453.98

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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.