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Finding the Fourth Proportional to 46,393.92, 69,308.64 and 29,619.36

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Solution

The fourth proportional to 46,393.92, 69,308.64 and 29,619.36 is: 44,248.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,393.92 : 69,308.64 = 29,619.36 : x
  2. Step 2: Convert to fraction form
    46,393.92/69,308.64 = 29,619.36/x
  3. Step 3: Cross multiply
    46,393.92x = 69,308.64 × 29,619.36
  4. Step 4: Simplify right side
    46,393.92x = 2,052,877,559.27
  5. Step 5: Solve for x
    x = 2,052,877,559.27/46,393.92
  6. Step 6: Final answer
    x = 44,248.85

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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.