Home / 165,270.77-247,912.02-52,936.39

Finding the Fourth Proportional to 165,270.77, 247,912.02 and 52,936.39

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Solution

The fourth proportional to 165,270.77, 247,912.02 and 52,936.39 is: 79,406.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,270.77 : 247,912.02 = 52,936.39 : x
  2. Step 2: Convert to fraction form
    165,270.77/247,912.02 = 52,936.39/x
  3. Step 3: Cross multiply
    165,270.77x = 247,912.02 × 52,936.39
  4. Step 4: Simplify right side
    165,270.77x = 13,123,567,376.41
  5. Step 5: Solve for x
    x = 13,123,567,376.41/165,270.77
  6. Step 6: Final answer
    x = 79,406.46

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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.