Home / 123,626.22-185,515.47-48,733.62

Finding the Fourth Proportional to 123,626.22, 185,515.47 and 48,733.62

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Solution

The fourth proportional to 123,626.22, 185,515.47 and 48,733.62 is: 73,130.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,626.22 : 185,515.47 = 48,733.62 : x
  2. Step 2: Convert to fraction form
    123,626.22/185,515.47 = 48,733.62/x
  3. Step 3: Cross multiply
    123,626.22x = 185,515.47 × 48,733.62
  4. Step 4: Simplify right side
    123,626.22x = 9,040,840,419.10
  5. Step 5: Solve for x
    x = 9,040,840,419.10/123,626.22
  6. Step 6: Final answer
    x = 73,130.44

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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.