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Finding the Fourth Proportional to 59,139.92, 81,620.26 and 33,652.50

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Solution

The fourth proportional to 59,139.92, 81,620.26 and 33,652.50 is: 46,444.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,139.92 : 81,620.26 = 33,652.50 : x
  2. Step 2: Convert to fraction form
    59,139.92/81,620.26 = 33,652.50/x
  3. Step 3: Cross multiply
    59,139.92x = 81,620.26 × 33,652.50
  4. Step 4: Simplify right side
    59,139.92x = 2,746,725,409.44
  5. Step 5: Solve for x
    x = 2,746,725,409.44/59,139.92
  6. Step 6: Final answer
    x = 46,444.52

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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.