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Finding the Fourth Proportional to 61,955.42, 85,500.24 and 33,662.84

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Solution

The fourth proportional to 61,955.42, 85,500.24 and 33,662.84 is: 46,455.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,955.42 : 85,500.24 = 33,662.84 : x
  2. Step 2: Convert to fraction form
    61,955.42/85,500.24 = 33,662.84/x
  3. Step 3: Cross multiply
    61,955.42x = 85,500.24 × 33,662.84
  4. Step 4: Simplify right side
    61,955.42x = 2,878,180,899.08
  5. Step 5: Solve for x
    x = 2,878,180,899.08/61,955.42
  6. Step 6: Final answer
    x = 46,455.68

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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.