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Finding the Fourth Proportional to 93,394.92, 128,883.78 and 50,952.52

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Solution

The fourth proportional to 93,394.92, 128,883.78 and 50,952.52 is: 70,313.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,394.92 : 128,883.78 = 50,952.52 : x
  2. Step 2: Convert to fraction form
    93,394.92/128,883.78 = 50,952.52/x
  3. Step 3: Cross multiply
    93,394.92x = 128,883.78 × 50,952.52
  4. Step 4: Simplify right side
    93,394.92x = 6,566,953,378.13
  5. Step 5: Solve for x
    x = 6,566,953,378.13/93,394.92
  6. Step 6: Final answer
    x = 70,313.82

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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.