Home / 104,056.91-156,107.24-33,985.43

Finding the Fourth Proportional to 104,056.91, 156,107.24 and 33,985.43

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Solution

The fourth proportional to 104,056.91, 156,107.24 and 33,985.43 is: 50,985.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,056.91 : 156,107.24 = 33,985.43 : x
  2. Step 2: Convert to fraction form
    104,056.91/156,107.24 = 33,985.43/x
  3. Step 3: Cross multiply
    104,056.91x = 156,107.24 × 33,985.43
  4. Step 4: Simplify right side
    104,056.91x = 5,305,371,677.51
  5. Step 5: Solve for x
    x = 5,305,371,677.51/104,056.91
  6. Step 6: Final answer
    x = 50,985.29

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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.