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Finding the Fourth Proportional to 56,817.40, 85,250.40 and 35,773.60

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Solution

The fourth proportional to 56,817.40, 85,250.40 and 35,773.60 is: 53,675.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,817.40 : 85,250.40 = 35,773.60 : x
  2. Step 2: Convert to fraction form
    56,817.40/85,250.40 = 35,773.60/x
  3. Step 3: Cross multiply
    56,817.40x = 85,250.40 × 35,773.60
  4. Step 4: Simplify right side
    56,817.40x = 3,049,713,709.44
  5. Step 5: Solve for x
    x = 3,049,713,709.44/56,817.40
  6. Step 6: Final answer
    x = 53,675.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.