Home / 71,178.36-106,701.51-33,755.94

Finding the Fourth Proportional to 71,178.36, 106,701.51 and 33,755.94

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Solution

The fourth proportional to 71,178.36, 106,701.51 and 33,755.94 is: 50,602.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,178.36 : 106,701.51 = 33,755.94 : x
  2. Step 2: Convert to fraction form
    71,178.36/106,701.51 = 33,755.94/x
  3. Step 3: Cross multiply
    71,178.36x = 106,701.51 × 33,755.94
  4. Step 4: Simplify right side
    71,178.36x = 3,601,809,769.47
  5. Step 5: Solve for x
    x = 3,601,809,769.47/71,178.36
  6. Step 6: Final answer
    x = 50,602.60

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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.