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Finding the Fourth Proportional to 93,744.36, 129,067.56 and 75,898.44

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Solution

The fourth proportional to 93,744.36, 129,067.56 and 75,898.44 is: 104,497.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,744.36 : 129,067.56 = 75,898.44 : x
  2. Step 2: Convert to fraction form
    93,744.36/129,067.56 = 75,898.44/x
  3. Step 3: Cross multiply
    93,744.36x = 129,067.56 × 75,898.44
  4. Step 4: Simplify right side
    93,744.36x = 9,796,026,458.61
  5. Step 5: Solve for x
    x = 9,796,026,458.61/93,744.36
  6. Step 6: Final answer
    x = 104,497.24

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1.5x scale

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.