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Finding the Fourth Proportional to 45,155.14, 67,799.03 and 44,357.83

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Solution

The fourth proportional to 45,155.14, 67,799.03 and 44,357.83 is: 66,601.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,155.14 : 67,799.03 = 44,357.83 : x
  2. Step 2: Convert to fraction form
    45,155.14/67,799.03 = 44,357.83/x
  3. Step 3: Cross multiply
    45,155.14x = 67,799.03 × 44,357.83
  4. Step 4: Simplify right side
    45,155.14x = 3,007,417,455.62
  5. Step 5: Solve for x
    x = 3,007,417,455.62/45,155.14
  6. Step 6: Final answer
    x = 66,601.89

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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.