Home / 226,246.72-312,293.64-162,769

Finding the Fourth Proportional to 226,246.72, 312,293.64 and 162,769

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Solution

The fourth proportional to 226,246.72, 312,293.64 and 162,769 is: 224,673.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,246.72 : 312,293.64 = 162,769 : x
  2. Step 2: Convert to fraction form
    226,246.72/312,293.64 = 162,769/x
  3. Step 3: Cross multiply
    226,246.72x = 312,293.64 × 162,769
  4. Step 4: Simplify right side
    226,246.72x = 50,831,723,489.16
  5. Step 5: Solve for x
    x = 50,831,723,489.16/226,246.72
  6. Step 6: Final answer
    x = 224,673.86

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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.