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Finding the Fourth Proportional to 63,085.68, 87,054.48 and 36,232.56

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Solution

The fourth proportional to 63,085.68, 87,054.48 and 36,232.56 is: 49,998.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,085.68 : 87,054.48 = 36,232.56 : x
  2. Step 2: Convert to fraction form
    63,085.68/87,054.48 = 36,232.56/x
  3. Step 3: Cross multiply
    63,085.68x = 87,054.48 × 36,232.56
  4. Step 4: Simplify right side
    63,085.68x = 3,154,206,669.87
  5. Step 5: Solve for x
    x = 3,154,206,669.87/63,085.68
  6. Step 6: Final answer
    x = 49,998.77

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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.