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Finding the Fourth Proportional to 59,661.64, 82,322.36 and 33,820.28

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Solution

The fourth proportional to 59,661.64, 82,322.36 and 33,820.28 is: 46,665.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,661.64 : 82,322.36 = 33,820.28 : x
  2. Step 2: Convert to fraction form
    59,661.64/82,322.36 = 33,820.28/x
  3. Step 3: Cross multiply
    59,661.64x = 82,322.36 × 33,820.28
  4. Step 4: Simplify right side
    59,661.64x = 2,784,165,265.46
  5. Step 5: Solve for x
    x = 2,784,165,265.46/59,661.64
  6. Step 6: Final answer
    x = 46,665.92

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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.