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Finding the Fourth Proportional to 61,596.80, 85,003.59 and 33,302.49

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Solution

The fourth proportional to 61,596.80, 85,003.59 and 33,302.49 is: 45,957.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,596.80 : 85,003.59 = 33,302.49 : x
  2. Step 2: Convert to fraction form
    61,596.80/85,003.59 = 33,302.49/x
  3. Step 3: Cross multiply
    61,596.80x = 85,003.59 × 33,302.49
  4. Step 4: Simplify right side
    61,596.80x = 2,830,831,205.94
  5. Step 5: Solve for x
    x = 2,830,831,205.94/61,596.80
  6. Step 6: Final answer
    x = 45,957.44

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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.