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Finding the Fourth Proportional to 171,927.42, 257,894.31 and 59,611.29

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Solution

The fourth proportional to 171,927.42, 257,894.31 and 59,611.29 is: 89,418.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,927.42 : 257,894.31 = 59,611.29 : x
  2. Step 2: Convert to fraction form
    171,927.42/257,894.31 = 59,611.29/x
  3. Step 3: Cross multiply
    171,927.42x = 257,894.31 × 59,611.29
  4. Step 4: Simplify right side
    171,927.42x = 15,373,412,502.76
  5. Step 5: Solve for x
    x = 15,373,412,502.76/171,927.42
  6. Step 6: Final answer
    x = 89,418.04

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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.