Home / 93,974.72-129,687.68-53,695.04

Finding the Fourth Proportional to 93,974.72, 129,687.68 and 53,695.04

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Solution

The fourth proportional to 93,974.72, 129,687.68 and 53,695.04 is: 74,100.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,974.72 : 129,687.68 = 53,695.04 : x
  2. Step 2: Convert to fraction form
    93,974.72/129,687.68 = 53,695.04/x
  3. Step 3: Cross multiply
    93,974.72x = 129,687.68 × 53,695.04
  4. Step 4: Simplify right side
    93,974.72x = 6,963,584,650.91
  5. Step 5: Solve for x
    x = 6,963,584,650.91/93,974.72
  6. Step 6: Final answer
    x = 74,100.62

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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.