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Finding the Fourth Proportional to 62,236.50, 85,873.48 and 36,390.07

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Solution

The fourth proportional to 62,236.50, 85,873.48 and 36,390.07 is: 50,210.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,236.50 : 85,873.48 = 36,390.07 : x
  2. Step 2: Convert to fraction form
    62,236.50/85,873.48 = 36,390.07/x
  3. Step 3: Cross multiply
    62,236.50x = 85,873.48 × 36,390.07
  4. Step 4: Simplify right side
    62,236.50x = 3,124,941,766.39
  5. Step 5: Solve for x
    x = 3,124,941,766.39/62,236.50
  6. Step 6: Final answer
    x = 50,210.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.