Home / 123,561.12-185,391.84-44,683.28

Finding the Fourth Proportional to 123,561.12, 185,391.84 and 44,683.28

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Solution

The fourth proportional to 123,561.12, 185,391.84 and 44,683.28 is: 67,043.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,561.12 : 185,391.84 = 44,683.28 : x
  2. Step 2: Convert to fraction form
    123,561.12/185,391.84 = 44,683.28/x
  3. Step 3: Cross multiply
    123,561.12x = 185,391.84 × 44,683.28
  4. Step 4: Simplify right side
    123,561.12x = 8,283,915,496.44
  5. Step 5: Solve for x
    x = 8,283,915,496.44/123,561.12
  6. Step 6: Final answer
    x = 67,043.06

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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.