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Finding the Fourth Proportional to 46,737.78, 69,773.70 and 45,097.44

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Solution

The fourth proportional to 46,737.78, 69,773.70 and 45,097.44 is: 67,324.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,737.78 : 69,773.70 = 45,097.44 : x
  2. Step 2: Convert to fraction form
    46,737.78/69,773.70 = 45,097.44/x
  3. Step 3: Cross multiply
    46,737.78x = 69,773.70 × 45,097.44
  4. Step 4: Simplify right side
    46,737.78x = 3,146,615,249.33
  5. Step 5: Solve for x
    x = 3,146,615,249.33/46,737.78
  6. Step 6: Final answer
    x = 67,324.88

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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.