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Finding the Fourth Proportional to 115,410.49, 173,133.02 and 36,498.49

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Solution

The fourth proportional to 115,410.49, 173,133.02 and 36,498.49 is: 54,753.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,410.49 : 173,133.02 = 36,498.49 : x
  2. Step 2: Convert to fraction form
    115,410.49/173,133.02 = 36,498.49/x
  3. Step 3: Cross multiply
    115,410.49x = 173,133.02 × 36,498.49
  4. Step 4: Simplify right side
    115,410.49x = 6,319,093,616.65
  5. Step 5: Solve for x
    x = 6,319,093,616.65/115,410.49
  6. Step 6: Final answer
    x = 54,753.20

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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.