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Finding the Fourth Proportional to 61,539.53, 84,924.63 and 33,245.22

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Solution

The fourth proportional to 61,539.53, 84,924.63 and 33,245.22 is: 45,878.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,539.53 : 84,924.63 = 33,245.22 : x
  2. Step 2: Convert to fraction form
    61,539.53/84,924.63 = 33,245.22/x
  3. Step 3: Cross multiply
    61,539.53x = 84,924.63 × 33,245.22
  4. Step 4: Simplify right side
    61,539.53x = 2,823,338,007.77
  5. Step 5: Solve for x
    x = 2,823,338,007.77/61,539.53
  6. Step 6: Final answer
    x = 45,878.45

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1.5x scale

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.