Home / 170,286.21-255,426.55-58,044.57

Finding the Fourth Proportional to 170,286.21, 255,426.55 and 58,044.57

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Solution

The fourth proportional to 170,286.21, 255,426.55 and 58,044.57 is: 87,065.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,286.21 : 255,426.55 = 58,044.57 : x
  2. Step 2: Convert to fraction form
    170,286.21/255,426.55 = 58,044.57/x
  3. Step 3: Cross multiply
    170,286.21x = 255,426.55 × 58,044.57
  4. Step 4: Simplify right side
    170,286.21x = 14,826,124,261.33
  5. Step 5: Solve for x
    x = 14,826,124,261.33/170,286.21
  6. Step 6: Final answer
    x = 87,065.91

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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.