Home / 135,575.66-186,997.25-89,582.03

Finding the Fourth Proportional to 135,575.66, 186,997.25 and 89,582.03

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Solution

The fourth proportional to 135,575.66, 186,997.25 and 89,582.03 is: 123,559.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,575.66 : 186,997.25 = 89,582.03 : x
  2. Step 2: Convert to fraction form
    135,575.66/186,997.25 = 89,582.03/x
  3. Step 3: Cross multiply
    135,575.66x = 186,997.25 × 89,582.03
  4. Step 4: Simplify right side
    135,575.66x = 16,751,592,548.39
  5. Step 5: Solve for x
    x = 16,751,592,548.39/135,575.66
  6. Step 6: Final answer
    x = 123,559.00

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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.