Home / 123,207.01-170,025.44-69,491.86

Finding the Fourth Proportional to 123,207.01, 170,025.44 and 69,491.86

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Solution

The fourth proportional to 123,207.01, 170,025.44 and 69,491.86 is: 95,898.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,207.01 : 170,025.44 = 69,491.86 : x
  2. Step 2: Convert to fraction form
    123,207.01/170,025.44 = 69,491.86/x
  3. Step 3: Cross multiply
    123,207.01x = 170,025.44 × 69,491.86
  4. Step 4: Simplify right side
    123,207.01x = 11,815,384,072.92
  5. Step 5: Solve for x
    x = 11,815,384,072.92/123,207.01
  6. Step 6: Final answer
    x = 95,898.63

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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.