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Finding the Fourth Proportional to 217,903.04, 300,719.04 and 164,093.12

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Solution

The fourth proportional to 217,903.04, 300,719.04 and 164,093.12 is: 226,458.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,903.04 : 300,719.04 = 164,093.12 : x
  2. Step 2: Convert to fraction form
    217,903.04/300,719.04 = 164,093.12/x
  3. Step 3: Cross multiply
    217,903.04x = 300,719.04 × 164,093.12
  4. Step 4: Simplify right side
    217,903.04x = 49,345,925,517.00
  5. Step 5: Solve for x
    x = 49,345,925,517.00/217,903.04
  6. Step 6: Final answer
    x = 226,458.18

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1.5x scale

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.