Home / 75,772.30-104,558.64-43,937.75

Finding the Fourth Proportional to 75,772.30, 104,558.64 and 43,937.75

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Solution

The fourth proportional to 75,772.30, 104,558.64 and 43,937.75 is: 60,629.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,772.30 : 104,558.64 = 43,937.75 : x
  2. Step 2: Convert to fraction form
    75,772.30/104,558.64 = 43,937.75/x
  3. Step 3: Cross multiply
    75,772.30x = 104,558.64 × 43,937.75
  4. Step 4: Simplify right side
    75,772.30x = 4,594,071,384.66
  5. Step 5: Solve for x
    x = 4,594,071,384.66/75,772.30
  6. Step 6: Final answer
    x = 60,629.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.