Home / 123,558.28-185,337.42-30,063.22

Finding the Fourth Proportional to 123,558.28, 185,337.42 and 30,063.22

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Solution

The fourth proportional to 123,558.28, 185,337.42 and 30,063.22 is: 45,094.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,558.28 : 185,337.42 = 30,063.22 : x
  2. Step 2: Convert to fraction form
    123,558.28/185,337.42 = 30,063.22/x
  3. Step 3: Cross multiply
    123,558.28x = 185,337.42 × 30,063.22
  4. Step 4: Simplify right side
    123,558.28x = 5,571,839,631.69
  5. Step 5: Solve for x
    x = 5,571,839,631.69/123,558.28
  6. Step 6: Final answer
    x = 45,094.83

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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.