Home / 102,142.42-153,213.66-32,027.20

Finding the Fourth Proportional to 102,142.42, 153,213.66 and 32,027.20

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Solution

The fourth proportional to 102,142.42, 153,213.66 and 32,027.20 is: 48,040.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,142.42 : 153,213.66 = 32,027.20 : x
  2. Step 2: Convert to fraction form
    102,142.42/153,213.66 = 32,027.20/x
  3. Step 3: Cross multiply
    102,142.42x = 153,213.66 × 32,027.20
  4. Step 4: Simplify right side
    102,142.42x = 4,907,004,531.55
  5. Step 5: Solve for x
    x = 4,907,004,531.55/102,142.42
  6. Step 6: Final answer
    x = 48,040.81

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1.5x scale

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.