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Finding the Fourth Proportional to 59,176.63, 81,659.85 and 33,685.61

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Solution

The fourth proportional to 59,176.63, 81,659.85 and 33,685.61 is: 46,483.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,176.63 : 81,659.85 = 33,685.61 : x
  2. Step 2: Convert to fraction form
    59,176.63/81,659.85 = 33,685.61/x
  3. Step 3: Cross multiply
    59,176.63x = 81,659.85 × 33,685.61
  4. Step 4: Simplify right side
    59,176.63x = 2,750,761,669.64
  5. Step 5: Solve for x
    x = 2,750,761,669.64/59,176.63
  6. Step 6: Final answer
    x = 46,483.92

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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.