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Finding the Fourth Proportional to 170,602.99, 255,943.87 and 50,657.27

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Solution

The fourth proportional to 170,602.99, 255,943.87 and 50,657.27 is: 75,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,602.99 : 255,943.87 = 50,657.27 : x
  2. Step 2: Convert to fraction form
    170,602.99/255,943.87 = 50,657.27/x
  3. Step 3: Cross multiply
    170,602.99x = 255,943.87 × 50,657.27
  4. Step 4: Simplify right side
    170,602.99x = 12,965,417,474.15
  5. Step 5: Solve for x
    x = 12,965,417,474.15/170,602.99
  6. Step 6: Final answer
    x = 75,997.60

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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.