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Finding the Fourth Proportional to 112,754.97, 168,914.44 and 62,683.31

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Solution

The fourth proportional to 112,754.97, 168,914.44 and 62,683.31 is: 93,903.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,754.97 : 168,914.44 = 62,683.31 : x
  2. Step 2: Convert to fraction form
    112,754.97/168,914.44 = 62,683.31/x
  3. Step 3: Cross multiply
    112,754.97x = 168,914.44 × 62,683.31
  4. Step 4: Simplify right side
    112,754.97x = 10,588,116,206.00
  5. Step 5: Solve for x
    x = 10,588,116,206.00/112,754.97
  6. Step 6: Final answer
    x = 93,903.77

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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.