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Finding the Fourth Proportional to 171,793.44, 257,751.54 and 104,462.46

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Solution

The fourth proportional to 171,793.44, 257,751.54 and 104,462.46 is: 156,731.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,793.44 : 257,751.54 = 104,462.46 : x
  2. Step 2: Convert to fraction form
    171,793.44/257,751.54 = 104,462.46/x
  3. Step 3: Cross multiply
    171,793.44x = 257,751.54 × 104,462.46
  4. Step 4: Simplify right side
    171,793.44x = 26,925,359,937.19
  5. Step 5: Solve for x
    x = 26,925,359,937.19/171,793.44
  6. Step 6: Final answer
    x = 156,731.01

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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.