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Finding the Fourth Proportional to 61,659.58, 85,090.45 and 33,365.27

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Solution

The fourth proportional to 61,659.58, 85,090.45 and 33,365.27 is: 46,044.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,659.58 : 85,090.45 = 33,365.27 : x
  2. Step 2: Convert to fraction form
    61,659.58/85,090.45 = 33,365.27/x
  3. Step 3: Cross multiply
    61,659.58x = 85,090.45 × 33,365.27
  4. Step 4: Simplify right side
    61,659.58x = 2,839,065,838.67
  5. Step 5: Solve for x
    x = 2,839,065,838.67/61,659.58
  6. Step 6: Final answer
    x = 46,044.20

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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.