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Finding the Fourth Proportional to 46,714.69, 69,739.34 and 45,074.44

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Solution

The fourth proportional to 46,714.69, 69,739.34 and 45,074.44 is: 67,290.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,714.69 : 69,739.34 = 45,074.44 : x
  2. Step 2: Convert to fraction form
    46,714.69/69,739.34 = 45,074.44/x
  3. Step 3: Cross multiply
    46,714.69x = 69,739.34 × 45,074.44
  4. Step 4: Simplify right side
    46,714.69x = 3,143,461,696.47
  5. Step 5: Solve for x
    x = 3,143,461,696.47/46,714.69
  6. Step 6: Final answer
    x = 67,290.65

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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.