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Finding the Fourth Proportional to 373,149.80, 559,843.08 and 133,258.48

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Solution

The fourth proportional to 373,149.80, 559,843.08 and 133,258.48 is: 199,930.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,149.80 : 559,843.08 = 133,258.48 : x
  2. Step 2: Convert to fraction form
    373,149.80/559,843.08 = 133,258.48/x
  3. Step 3: Cross multiply
    373,149.80x = 559,843.08 × 133,258.48
  4. Step 4: Simplify right side
    373,149.80x = 74,603,837,879.32
  5. Step 5: Solve for x
    x = 74,603,837,879.32/373,149.80
  6. Step 6: Final answer
    x = 199,930.00

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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.