Home / 136,474.29-204,826.46-57,645.09

Finding the Fourth Proportional to 136,474.29, 204,826.46 and 57,645.09

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Solution

The fourth proportional to 136,474.29, 204,826.46 and 57,645.09 is: 86,516.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,474.29 : 204,826.46 = 57,645.09 : x
  2. Step 2: Convert to fraction form
    136,474.29/204,826.46 = 57,645.09/x
  3. Step 3: Cross multiply
    136,474.29x = 204,826.46 × 57,645.09
  4. Step 4: Simplify right side
    136,474.29x = 11,807,239,432.86
  5. Step 5: Solve for x
    x = 11,807,239,432.86/136,474.29
  6. Step 6: Final answer
    x = 86,516.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.