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Finding the Fourth Proportional to 61,600.64, 85,008.84 and 33,306.36

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Solution

The fourth proportional to 61,600.64, 85,008.84 and 33,306.36 is: 45,962.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,600.64 : 85,008.84 = 33,306.36 : x
  2. Step 2: Convert to fraction form
    61,600.64/85,008.84 = 33,306.36/x
  3. Step 3: Cross multiply
    61,600.64x = 85,008.84 × 33,306.36
  4. Step 4: Simplify right side
    61,600.64x = 2,831,335,028.22
  5. Step 5: Solve for x
    x = 2,831,335,028.22/61,600.64
  6. Step 6: Final answer
    x = 45,962.75

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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.