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Finding the Fourth Proportional to 59,175.98, 81,670.60 and 33,677.40

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Solution

The fourth proportional to 59,175.98, 81,670.60 and 33,677.40 is: 46,479.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,175.98 : 81,670.60 = 33,677.40 : x
  2. Step 2: Convert to fraction form
    59,175.98/81,670.60 = 33,677.40/x
  3. Step 3: Cross multiply
    59,175.98x = 81,670.60 × 33,677.40
  4. Step 4: Simplify right side
    59,175.98x = 2,750,453,464.44
  5. Step 5: Solve for x
    x = 2,750,453,464.44/59,175.98
  6. Step 6: Final answer
    x = 46,479.22

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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.