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Finding the Fourth Proportional to 46,578.66, 69,653.40 and 34,593.48

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Solution

The fourth proportional to 46,578.66, 69,653.40 and 34,593.48 is: 51,730.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,578.66 : 69,653.40 = 34,593.48 : x
  2. Step 2: Convert to fraction form
    46,578.66/69,653.40 = 34,593.48/x
  3. Step 3: Cross multiply
    46,578.66x = 69,653.40 × 34,593.48
  4. Step 4: Simplify right side
    46,578.66x = 2,409,553,499.83
  5. Step 5: Solve for x
    x = 2,409,553,499.83/46,578.66
  6. Step 6: Final answer
    x = 51,730.85

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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.