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Finding the Fourth Proportional to 170,601.62, 255,932.55 and 58,255.52

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Solution

The fourth proportional to 170,601.62, 255,932.55 and 58,255.52 is: 87,393.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,601.62 : 255,932.55 = 58,255.52 : x
  2. Step 2: Convert to fraction form
    170,601.62/255,932.55 = 58,255.52/x
  3. Step 3: Cross multiply
    170,601.62x = 255,932.55 × 58,255.52
  4. Step 4: Simplify right side
    170,601.62x = 14,909,482,214.24
  5. Step 5: Solve for x
    x = 14,909,482,214.24/170,601.62
  6. Step 6: Final answer
    x = 87,393.56

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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.