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Finding the Fourth Proportional to 63,226.80, 94,836.48 and 45,539.76

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Solution

The fourth proportional to 63,226.80, 94,836.48 and 45,539.76 is: 68,306.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,226.80 : 94,836.48 = 45,539.76 : x
  2. Step 2: Convert to fraction form
    63,226.80/94,836.48 = 45,539.76/x
  3. Step 3: Cross multiply
    63,226.80x = 94,836.48 × 45,539.76
  4. Step 4: Simplify right side
    63,226.80x = 4,318,830,538.44
  5. Step 5: Solve for x
    x = 4,318,830,538.44/63,226.80
  6. Step 6: Final answer
    x = 68,306.96

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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.