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Finding the Fourth Proportional to 61,849.62, 85,352.12 and 33,554.70

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Solution

The fourth proportional to 61,849.62, 85,352.12 and 33,554.70 is: 46,305.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,849.62 : 85,352.12 = 33,554.70 : x
  2. Step 2: Convert to fraction form
    61,849.62/85,352.12 = 33,554.70/x
  3. Step 3: Cross multiply
    61,849.62x = 85,352.12 × 33,554.70
  4. Step 4: Simplify right side
    61,849.62x = 2,863,965,247.84
  5. Step 5: Solve for x
    x = 2,863,965,247.84/61,849.62
  6. Step 6: Final answer
    x = 46,305.30

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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.