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Finding the Fourth Proportional to 171,117.23, 256,656.22 and 44,769.67

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Solution

The fourth proportional to 171,117.23, 256,656.22 and 44,769.67 is: 67,149.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,117.23 : 256,656.22 = 44,769.67 : x
  2. Step 2: Convert to fraction form
    171,117.23/256,656.22 = 44,769.67/x
  3. Step 3: Cross multiply
    171,117.23x = 256,656.22 × 44,769.67
  4. Step 4: Simplify right side
    171,117.23x = 11,490,413,519.28
  5. Step 5: Solve for x
    x = 11,490,413,519.28/171,117.23
  6. Step 6: Final answer
    x = 67,149.37

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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.