Home / 170,247.12-255,360.96-65,076.72

Finding the Fourth Proportional to 170,247.12, 255,360.96 and 65,076.72

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Solution

The fourth proportional to 170,247.12, 255,360.96 and 65,076.72 is: 97,611.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,247.12 : 255,360.96 = 65,076.72 : x
  2. Step 2: Convert to fraction form
    170,247.12/255,360.96 = 65,076.72/x
  3. Step 3: Cross multiply
    170,247.12x = 255,360.96 × 65,076.72
  4. Step 4: Simplify right side
    170,247.12x = 16,618,053,692.85
  5. Step 5: Solve for x
    x = 16,618,053,692.85/170,247.12
  6. Step 6: Final answer
    x = 97,611.36

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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.