Home / 135,544.58-187,052.00-75,116.25

Finding the Fourth Proportional to 135,544.58, 187,052.00 and 75,116.25

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Solution

The fourth proportional to 135,544.58, 187,052.00 and 75,116.25 is: 103,660.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,544.58 : 187,052.00 = 75,116.25 : x
  2. Step 2: Convert to fraction form
    135,544.58/187,052.00 = 75,116.25/x
  3. Step 3: Cross multiply
    135,544.58x = 187,052.00 × 75,116.25
  4. Step 4: Simplify right side
    135,544.58x = 14,050,644,419.42
  5. Step 5: Solve for x
    x = 14,050,644,419.42/135,544.58
  6. Step 6: Final answer
    x = 103,660.69

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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.