Home / 486,173.04-729,259.54-131,187.06

Finding the Fourth Proportional to 486,173.04, 729,259.54 and 131,187.06

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Solution

The fourth proportional to 486,173.04, 729,259.54 and 131,187.06 is: 196,780.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,173.04 : 729,259.54 = 131,187.06 : x
  2. Step 2: Convert to fraction form
    486,173.04/729,259.54 = 131,187.06/x
  3. Step 3: Cross multiply
    486,173.04x = 729,259.54 × 131,187.06
  4. Step 4: Simplify right side
    486,173.04x = 95,669,414,701.58
  5. Step 5: Solve for x
    x = 95,669,414,701.58/486,173.04
  6. Step 6: Final answer
    x = 196,780.59

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Similar ratio
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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.