Home / 134,555.05-185,672.01-82,863.94

Finding the Fourth Proportional to 134,555.05, 185,672.01 and 82,863.94

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Solution

The fourth proportional to 134,555.05, 185,672.01 and 82,863.94 is: 114,343.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,555.05 : 185,672.01 = 82,863.94 : x
  2. Step 2: Convert to fraction form
    134,555.05/185,672.01 = 82,863.94/x
  3. Step 3: Cross multiply
    134,555.05x = 185,672.01 × 82,863.94
  4. Step 4: Simplify right side
    134,555.05x = 15,385,514,296.32
  5. Step 5: Solve for x
    x = 15,385,514,296.32/134,555.05
  6. Step 6: Final answer
    x = 114,343.64

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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.