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Finding the Fourth Proportional to 167,630.72, 251,446 and 49,302.06

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Solution

The fourth proportional to 167,630.72, 251,446 and 49,302.06 is: 73,953.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,630.72 : 251,446 = 49,302.06 : x
  2. Step 2: Convert to fraction form
    167,630.72/251,446 = 49,302.06/x
  3. Step 3: Cross multiply
    167,630.72x = 251,446 × 49,302.06
  4. Step 4: Simplify right side
    167,630.72x = 12,396,805,778.76
  5. Step 5: Solve for x
    x = 12,396,805,778.76/167,630.72
  6. Step 6: Final answer
    x = 73,953.07

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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.