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Finding the Fourth Proportional to 115,935.80, 173,802.45 and 44,906.90

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Solution

The fourth proportional to 115,935.80, 173,802.45 and 44,906.90 is: 67,321.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,935.80 : 173,802.45 = 44,906.90 : x
  2. Step 2: Convert to fraction form
    115,935.80/173,802.45 = 44,906.90/x
  3. Step 3: Cross multiply
    115,935.80x = 173,802.45 × 44,906.90
  4. Step 4: Simplify right side
    115,935.80x = 7,804,929,241.91
  5. Step 5: Solve for x
    x = 7,804,929,241.91/115,935.80
  6. Step 6: Final answer
    x = 67,321.13

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1.5x scale

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.