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Finding the Fourth Proportional to 217,359.24, 325,808.73 and 73,127.76

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Solution

The fourth proportional to 217,359.24, 325,808.73 and 73,127.76 is: 109,614.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,359.24 : 325,808.73 = 73,127.76 : x
  2. Step 2: Convert to fraction form
    217,359.24/325,808.73 = 73,127.76/x
  3. Step 3: Cross multiply
    217,359.24x = 325,808.73 × 73,127.76
  4. Step 4: Simplify right side
    217,359.24x = 23,825,662,613.34
  5. Step 5: Solve for x
    x = 23,825,662,613.34/217,359.24
  6. Step 6: Final answer
    x = 109,614.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.