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Finding the Fourth Proportional to 170,622.94, 255,974.46 and 58,304.09

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Solution

The fourth proportional to 170,622.94, 255,974.46 and 58,304.09 is: 87,469.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,622.94 : 255,974.46 = 58,304.09 : x
  2. Step 2: Convert to fraction form
    170,622.94/255,974.46 = 58,304.09/x
  3. Step 3: Cross multiply
    170,622.94x = 255,974.46 × 58,304.09
  4. Step 4: Simplify right side
    170,622.94x = 14,924,357,953.54
  5. Step 5: Solve for x
    x = 14,924,357,953.54/170,622.94
  6. Step 6: Final answer
    x = 87,469.82

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1.5x scale

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.