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Finding the Fourth Proportional to 46,176, 63,722.88 and 33,611.28

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Solution

The fourth proportional to 46,176, 63,722.88 and 33,611.28 is: 46,383.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,176 : 63,722.88 = 33,611.28 : x
  2. Step 2: Convert to fraction form
    46,176/63,722.88 = 33,611.28/x
  3. Step 3: Cross multiply
    46,176x = 63,722.88 × 33,611.28
  4. Step 4: Simplify right side
    46,176x = 2,141,807,562.09
  5. Step 5: Solve for x
    x = 2,141,807,562.09/46,176
  6. Step 6: Final answer
    x = 46,383.57

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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.