Home / 66,723.66-100,089.14-22,346.40

Finding the Fourth Proportional to 66,723.66, 100,089.14 and 22,346.40

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Solution

The fourth proportional to 66,723.66, 100,089.14 and 22,346.40 is: 33,520.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,723.66 : 100,089.14 = 22,346.40 : x
  2. Step 2: Convert to fraction form
    66,723.66/100,089.14 = 22,346.40/x
  3. Step 3: Cross multiply
    66,723.66x = 100,089.14 × 22,346.40
  4. Step 4: Simplify right side
    66,723.66x = 2,236,631,958.10
  5. Step 5: Solve for x
    x = 2,236,631,958.10/66,723.66
  6. Step 6: Final answer
    x = 33,520.82

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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.