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Finding the Fourth Proportional to 40,250.40, 60,302.70 and 32,814.60

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Solution

The fourth proportional to 40,250.40, 60,302.70 and 32,814.60 is: 49,162.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,250.40 : 60,302.70 = 32,814.60 : x
  2. Step 2: Convert to fraction form
    40,250.40/60,302.70 = 32,814.60/x
  3. Step 3: Cross multiply
    40,250.40x = 60,302.70 × 32,814.60
  4. Step 4: Simplify right side
    40,250.40x = 1,978,808,979.42
  5. Step 5: Solve for x
    x = 1,978,808,979.42/40,250.40
  6. Step 6: Final answer
    x = 49,162.47

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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.