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Finding the Fourth Proportional to 170,396.94, 255,709.17 and 59,588.94

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Solution

The fourth proportional to 170,396.94, 255,709.17 and 59,588.94 is: 89,423.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,396.94 : 255,709.17 = 59,588.94 : x
  2. Step 2: Convert to fraction form
    170,396.94/255,709.17 = 59,588.94/x
  3. Step 3: Cross multiply
    170,396.94x = 255,709.17 × 59,588.94
  4. Step 4: Simplify right side
    170,396.94x = 15,237,438,388.58
  5. Step 5: Solve for x
    x = 15,237,438,388.58/170,396.94
  6. Step 6: Final answer
    x = 89,423.19

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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.