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Finding the Fourth Proportional to 60,716.33, 83,811.61 and 45,652.73

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Solution

The fourth proportional to 60,716.33, 83,811.61 and 45,652.73 is: 63,018.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,716.33 : 83,811.61 = 45,652.73 : x
  2. Step 2: Convert to fraction form
    60,716.33/83,811.61 = 45,652.73/x
  3. Step 3: Cross multiply
    60,716.33x = 83,811.61 × 45,652.73
  4. Step 4: Simplify right side
    60,716.33x = 3,826,228,911.64
  5. Step 5: Solve for x
    x = 3,826,228,911.64/60,716.33
  6. Step 6: Final answer
    x = 63,018.12

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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.