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Finding the Fourth Proportional to 61,852.80, 85,360.98 and 34,996.44

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Solution

The fourth proportional to 61,852.80, 85,360.98 and 34,996.44 is: 48,297.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,852.80 : 85,360.98 = 34,996.44 : x
  2. Step 2: Convert to fraction form
    61,852.80/85,360.98 = 34,996.44/x
  3. Step 3: Cross multiply
    61,852.80x = 85,360.98 × 34,996.44
  4. Step 4: Simplify right side
    61,852.80x = 2,987,330,414.91
  5. Step 5: Solve for x
    x = 2,987,330,414.91/61,852.80
  6. Step 6: Final answer
    x = 48,297.42

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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.