Home / 123,383.10-185,117.85-44,499.90

Finding the Fourth Proportional to 123,383.10, 185,117.85 and 44,499.90

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Solution

The fourth proportional to 123,383.10, 185,117.85 and 44,499.90 is: 66,765.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,383.10 : 185,117.85 = 44,499.90 : x
  2. Step 2: Convert to fraction form
    123,383.10/185,117.85 = 44,499.90/x
  3. Step 3: Cross multiply
    123,383.10x = 185,117.85 × 44,499.90
  4. Step 4: Simplify right side
    123,383.10x = 8,237,725,813.22
  5. Step 5: Solve for x
    x = 8,237,725,813.22/123,383.10
  6. Step 6: Final answer
    x = 66,765.43

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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.