Home / 93,135.65-128,527.83-50,694.62

Finding the Fourth Proportional to 93,135.65, 128,527.83 and 50,694.62

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Solution

The fourth proportional to 93,135.65, 128,527.83 and 50,694.62 is: 69,958.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,135.65 : 128,527.83 = 50,694.62 : x
  2. Step 2: Convert to fraction form
    93,135.65/128,527.83 = 50,694.62/x
  3. Step 3: Cross multiply
    93,135.65x = 128,527.83 × 50,694.62
  4. Step 4: Simplify right side
    93,135.65x = 6,515,668,858.64
  5. Step 5: Solve for x
    x = 6,515,668,858.64/93,135.65
  6. Step 6: Final answer
    x = 69,958.92

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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.