Home / 170,461.75-255,651.62-52,134.11

Finding the Fourth Proportional to 170,461.75, 255,651.62 and 52,134.11

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Solution

The fourth proportional to 170,461.75, 255,651.62 and 52,134.11 is: 78,188.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,461.75 : 255,651.62 = 52,134.11 : x
  2. Step 2: Convert to fraction form
    170,461.75/255,651.62 = 52,134.11/x
  3. Step 3: Cross multiply
    170,461.75x = 255,651.62 × 52,134.11
  4. Step 4: Simplify right side
    170,461.75x = 13,328,170,057.22
  5. Step 5: Solve for x
    x = 13,328,170,057.22/170,461.75
  6. Step 6: Final answer
    x = 78,188.63

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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.