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Finding the Fourth Proportional to 45,957.51, 68,942.75 and 16,366.59

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Solution

The fourth proportional to 45,957.51, 68,942.75 and 16,366.59 is: 24,552.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,957.51 : 68,942.75 = 16,366.59 : x
  2. Step 2: Convert to fraction form
    45,957.51/68,942.75 = 16,366.59/x
  3. Step 3: Cross multiply
    45,957.51x = 68,942.75 × 16,366.59
  4. Step 4: Simplify right side
    45,957.51x = 1,128,357,640.89
  5. Step 5: Solve for x
    x = 1,128,357,640.89/45,957.51
  6. Step 6: Final answer
    x = 24,552.19

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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.