Home / 170,147.72-255,202.14-45,498.44

Finding the Fourth Proportional to 170,147.72, 255,202.14 and 45,498.44

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Solution

The fourth proportional to 170,147.72, 255,202.14 and 45,498.44 is: 68,242.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,147.72 : 255,202.14 = 45,498.44 : x
  2. Step 2: Convert to fraction form
    170,147.72/255,202.14 = 45,498.44/x
  3. Step 3: Cross multiply
    170,147.72x = 255,202.14 × 45,498.44
  4. Step 4: Simplify right side
    170,147.72x = 11,611,299,254.66
  5. Step 5: Solve for x
    x = 11,611,299,254.66/170,147.72
  6. Step 6: Final answer
    x = 68,242.46

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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.