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Finding the Fourth Proportional to 93,924.38, 129,614.24 and 51,483

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Solution

The fourth proportional to 93,924.38, 129,614.24 and 51,483 is: 71,045.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,924.38 : 129,614.24 = 51,483 : x
  2. Step 2: Convert to fraction form
    93,924.38/129,614.24 = 51,483/x
  3. Step 3: Cross multiply
    93,924.38x = 129,614.24 × 51,483
  4. Step 4: Simplify right side
    93,924.38x = 6,672,929,917.92
  5. Step 5: Solve for x
    x = 6,672,929,917.92/93,924.38
  6. Step 6: Final answer
    x = 71,045.77

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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.