Home / 189,221.07-283,839.35-88,113.33

Finding the Fourth Proportional to 189,221.07, 283,839.35 and 88,113.33

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Solution

The fourth proportional to 189,221.07, 283,839.35 and 88,113.33 is: 132,173.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,221.07 : 283,839.35 = 88,113.33 : x
  2. Step 2: Convert to fraction form
    189,221.07/283,839.35 = 88,113.33/x
  3. Step 3: Cross multiply
    189,221.07x = 283,839.35 × 88,113.33
  4. Step 4: Simplify right side
    189,221.07x = 25,010,029,824.22
  5. Step 5: Solve for x
    x = 25,010,029,824.22/189,221.07
  6. Step 6: Final answer
    x = 132,173.60

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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.