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Finding the Fourth Proportional to 115,959.32, 173,963.81 and 35,995.53

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Solution

The fourth proportional to 115,959.32, 173,963.81 and 35,995.53 is: 54,001.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,959.32 : 173,963.81 = 35,995.53 : x
  2. Step 2: Convert to fraction form
    115,959.32/173,963.81 = 35,995.53/x
  3. Step 3: Cross multiply
    115,959.32x = 173,963.81 × 35,995.53
  4. Step 4: Simplify right side
    115,959.32x = 6,261,919,361.79
  5. Step 5: Solve for x
    x = 6,261,919,361.79/115,959.32
  6. Step 6: Final answer
    x = 54,001.00

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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.