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Finding the Fourth Proportional to 46,796.92, 64,578.24 and 29,578.52

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Solution

The fourth proportional to 46,796.92, 64,578.24 and 29,578.52 is: 40,817.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,796.92 : 64,578.24 = 29,578.52 : x
  2. Step 2: Convert to fraction form
    46,796.92/64,578.24 = 29,578.52/x
  3. Step 3: Cross multiply
    46,796.92x = 64,578.24 × 29,578.52
  4. Step 4: Simplify right side
    46,796.92x = 1,910,128,763.40
  5. Step 5: Solve for x
    x = 1,910,128,763.40/46,796.92
  6. Step 6: Final answer
    x = 40,817.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.