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Finding the Fourth Proportional to 46,704.69, 69,724.44 and 45,064.44

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Solution

The fourth proportional to 46,704.69, 69,724.44 and 45,064.44 is: 67,275.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,704.69 : 69,724.44 = 45,064.44 : x
  2. Step 2: Convert to fraction form
    46,704.69/69,724.44 = 45,064.44/x
  3. Step 3: Cross multiply
    46,704.69x = 69,724.44 × 45,064.44
  4. Step 4: Simplify right side
    46,704.69x = 3,142,092,842.91
  5. Step 5: Solve for x
    x = 3,142,092,842.91/46,704.69
  6. Step 6: Final answer
    x = 67,275.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.