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Finding the Fourth Proportional to 59,026, 81,459.30 and 33,877.12

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Solution

The fourth proportional to 59,026, 81,459.30 and 33,877.12 is: 46,752.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,026 : 81,459.30 = 33,877.12 : x
  2. Step 2: Convert to fraction form
    59,026/81,459.30 = 33,877.12/x
  3. Step 3: Cross multiply
    59,026x = 81,459.30 × 33,877.12
  4. Step 4: Simplify right side
    59,026x = 2,759,606,481.22
  5. Step 5: Solve for x
    x = 2,759,606,481.22/59,026
  6. Step 6: Final answer
    x = 46,752.39

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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.