Home / 134,122.04-185,091.62-73,692.12

Finding the Fourth Proportional to 134,122.04, 185,091.62 and 73,692.12

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Solution

The fourth proportional to 134,122.04, 185,091.62 and 73,692.12 is: 101,696.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,122.04 : 185,091.62 = 73,692.12 : x
  2. Step 2: Convert to fraction form
    134,122.04/185,091.62 = 73,692.12/x
  3. Step 3: Cross multiply
    134,122.04x = 185,091.62 × 73,692.12
  4. Step 4: Simplify right side
    134,122.04x = 13,639,793,872.03
  5. Step 5: Solve for x
    x = 13,639,793,872.03/134,122.04
  6. Step 6: Final answer
    x = 101,696.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.