Home / 170,145.72-255,199.14-45,496.44

Finding the Fourth Proportional to 170,145.72, 255,199.14 and 45,496.44

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Solution

The fourth proportional to 170,145.72, 255,199.14 and 45,496.44 is: 68,239.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,145.72 : 255,199.14 = 45,496.44 : x
  2. Step 2: Convert to fraction form
    170,145.72/255,199.14 = 45,496.44/x
  3. Step 3: Cross multiply
    170,145.72x = 255,199.14 × 45,496.44
  4. Step 4: Simplify right side
    170,145.72x = 11,610,652,361.06
  5. Step 5: Solve for x
    x = 11,610,652,361.06/170,145.72
  6. Step 6: Final answer
    x = 68,239.46

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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.